Home / 147,502.49-203,500.96-87,042.87

Finding the Fourth Proportional to 147,502.49, 203,500.96 and 87,042.87

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Solution

The fourth proportional to 147,502.49, 203,500.96 and 87,042.87 is: 120,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,502.49 : 203,500.96 = 87,042.87 : x
  2. Step 2: Convert to fraction form
    147,502.49/203,500.96 = 87,042.87/x
  3. Step 3: Cross multiply
    147,502.49x = 203,500.96 × 87,042.87
  4. Step 4: Simplify right side
    147,502.49x = 17,713,307,388.55
  5. Step 5: Solve for x
    x = 17,713,307,388.55/147,502.49
  6. Step 6: Final answer
    x = 120,088.20

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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.