Home / 625,123.32-937,672.02-151,811.16

Finding the Fourth Proportional to 625,123.32, 937,672.02 and 151,811.16

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Solution

The fourth proportional to 625,123.32, 937,672.02 and 151,811.16 is: 227,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,123.32 : 937,672.02 = 151,811.16 : x
  2. Step 2: Convert to fraction form
    625,123.32/937,672.02 = 151,811.16/x
  3. Step 3: Cross multiply
    625,123.32x = 937,672.02 × 151,811.16
  4. Step 4: Simplify right side
    625,123.32x = 142,349,077,055.74
  5. Step 5: Solve for x
    x = 142,349,077,055.74/625,123.32
  6. Step 6: Final answer
    x = 227,713.59

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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.