Home / 113,291.71-169,941.89-42,232.03

Finding the Fourth Proportional to 113,291.71, 169,941.89 and 42,232.03

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Solution

The fourth proportional to 113,291.71, 169,941.89 and 42,232.03 is: 63,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,291.71 : 169,941.89 = 42,232.03 : x
  2. Step 2: Convert to fraction form
    113,291.71/169,941.89 = 42,232.03/x
  3. Step 3: Cross multiply
    113,291.71x = 169,941.89 × 42,232.03
  4. Step 4: Simplify right side
    113,291.71x = 7,176,990,785.58
  5. Step 5: Solve for x
    x = 7,176,990,785.58/113,291.71
  6. Step 6: Final answer
    x = 63,349.66

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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.