Home / 124,466.10-186,677.55-45,539.70

Finding the Fourth Proportional to 124,466.10, 186,677.55 and 45,539.70

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Solution

The fourth proportional to 124,466.10, 186,677.55 and 45,539.70 is: 68,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,466.10 : 186,677.55 = 45,539.70 : x
  2. Step 2: Convert to fraction form
    124,466.10/186,677.55 = 45,539.70/x
  3. Step 3: Cross multiply
    124,466.10x = 186,677.55 × 45,539.70
  4. Step 4: Simplify right side
    124,466.10x = 8,501,239,623.74
  5. Step 5: Solve for x
    x = 8,501,239,623.74/124,466.10
  6. Step 6: Final answer
    x = 68,301.65

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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.