Home / 232,543.17-320,689.13-152,039.70

Finding the Fourth Proportional to 232,543.17, 320,689.13 and 152,039.70

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Solution

The fourth proportional to 232,543.17, 320,689.13 and 152,039.70 is: 209,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,543.17 : 320,689.13 = 152,039.70 : x
  2. Step 2: Convert to fraction form
    232,543.17/320,689.13 = 152,039.70/x
  3. Step 3: Cross multiply
    232,543.17x = 320,689.13 × 152,039.70
  4. Step 4: Simplify right side
    232,543.17x = 48,757,478,358.26
  5. Step 5: Solve for x
    x = 48,757,478,358.26/232,543.17
  6. Step 6: Final answer
    x = 209,670.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.