Home / 103,521,935.70-155,151,027.45-55,023,023.70

Finding the Fourth Proportional to 103,521,935.70, 155,151,027.45 and 55,023,023.70

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Solution

The fourth proportional to 103,521,935.70, 155,151,027.45 and 55,023,023.70 is: 82,464,441.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,521,935.70 : 155,151,027.45 = 55,023,023.70 : x
  2. Step 2: Convert to fraction form
    103,521,935.70/155,151,027.45 = 55,023,023.70/x
  3. Step 3: Cross multiply
    103,521,935.70x = 155,151,027.45 × 55,023,023.70
  4. Step 4: Simplify right side
    103,521,935.70x = 8,536,878,660,460,700
  5. Step 5: Solve for x
    x = 8,536,878,660,460,700/103,521,935.70
  6. Step 6: Final answer
    x = 82,464,441.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.