Home / 125,427.04-188,048.40-63,034.72

Finding the Fourth Proportional to 125,427.04, 188,048.40 and 63,034.72

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Solution

The fourth proportional to 125,427.04, 188,048.40 and 63,034.72 is: 94,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,427.04 : 188,048.40 = 63,034.72 : x
  2. Step 2: Convert to fraction form
    125,427.04/188,048.40 = 63,034.72/x
  3. Step 3: Cross multiply
    125,427.04x = 188,048.40 × 63,034.72
  4. Step 4: Simplify right side
    125,427.04x = 11,853,578,240.45
  5. Step 5: Solve for x
    x = 11,853,578,240.45/125,427.04
  6. Step 6: Final answer
    x = 94,505.76

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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.