Home / 121,508.10-182,116.35-62,313.30

Finding the Fourth Proportional to 121,508.10, 182,116.35 and 62,313.30

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Solution

The fourth proportional to 121,508.10, 182,116.35 and 62,313.30 is: 93,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,508.10 : 182,116.35 = 62,313.30 : x
  2. Step 2: Convert to fraction form
    121,508.10/182,116.35 = 62,313.30/x
  3. Step 3: Cross multiply
    121,508.10x = 182,116.35 × 62,313.30
  4. Step 4: Simplify right side
    121,508.10x = 11,348,270,752.46
  5. Step 5: Solve for x
    x = 11,348,270,752.46/121,508.10
  6. Step 6: Final answer
    x = 93,395.18

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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.