Home / 157,058.32-235,589.98-38,729.70

Finding the Fourth Proportional to 157,058.32, 235,589.98 and 38,729.70

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Solution

The fourth proportional to 157,058.32, 235,589.98 and 38,729.70 is: 58,095.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,058.32 : 235,589.98 = 38,729.70 : x
  2. Step 2: Convert to fraction form
    157,058.32/235,589.98 = 38,729.70/x
  3. Step 3: Cross multiply
    157,058.32x = 235,589.98 × 38,729.70
  4. Step 4: Simplify right side
    157,058.32x = 9,124,329,248.41
  5. Step 5: Solve for x
    x = 9,124,329,248.41/157,058.32
  6. Step 6: Final answer
    x = 58,095.17

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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.