Home / 354,263.10-531,279.52-117,542.22

Finding the Fourth Proportional to 354,263.10, 531,279.52 and 117,542.22

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Solution

The fourth proportional to 354,263.10, 531,279.52 and 117,542.22 is: 176,275.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,263.10 : 531,279.52 = 117,542.22 : x
  2. Step 2: Convert to fraction form
    354,263.10/531,279.52 = 117,542.22/x
  3. Step 3: Cross multiply
    354,263.10x = 531,279.52 × 117,542.22
  4. Step 4: Simplify right side
    354,263.10x = 62,447,774,221.33
  5. Step 5: Solve for x
    x = 62,447,774,221.33/354,263.10
  6. Step 6: Final answer
    x = 176,275.13

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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.