Home / 145,849.70-218,774.55-62,905.70

Finding the Fourth Proportional to 145,849.70, 218,774.55 and 62,905.70

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Solution

The fourth proportional to 145,849.70, 218,774.55 and 62,905.70 is: 94,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,849.70 : 218,774.55 = 62,905.70 : x
  2. Step 2: Convert to fraction form
    145,849.70/218,774.55 = 62,905.70/x
  3. Step 3: Cross multiply
    145,849.70x = 218,774.55 × 62,905.70
  4. Step 4: Simplify right side
    145,849.70x = 13,762,166,209.94
  5. Step 5: Solve for x
    x = 13,762,166,209.94/145,849.70
  6. Step 6: Final answer
    x = 94,358.55

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1.5x scale

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.