Home / 92,159.07-138,254.80-38,123.56

Finding the Fourth Proportional to 92,159.07, 138,254.80 and 38,123.56

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Solution

The fourth proportional to 92,159.07, 138,254.80 and 38,123.56 is: 57,192.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,159.07 : 138,254.80 = 38,123.56 : x
  2. Step 2: Convert to fraction form
    92,159.07/138,254.80 = 38,123.56/x
  3. Step 3: Cross multiply
    92,159.07x = 138,254.80 × 38,123.56
  4. Step 4: Simplify right side
    92,159.07x = 5,270,765,312.08
  5. Step 5: Solve for x
    x = 5,270,765,312.08/92,159.07
  6. Step 6: Final answer
    x = 57,192.04

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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.