Home / 118,478.24-177,726.56-39,592.72

Finding the Fourth Proportional to 118,478.24, 177,726.56 and 39,592.72

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Solution

The fourth proportional to 118,478.24, 177,726.56 and 39,592.72 is: 59,392.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,478.24 : 177,726.56 = 39,592.72 : x
  2. Step 2: Convert to fraction form
    118,478.24/177,726.56 = 39,592.72/x
  3. Step 3: Cross multiply
    118,478.24x = 177,726.56 × 39,592.72
  4. Step 4: Simplify right side
    118,478.24x = 7,036,677,926.64
  5. Step 5: Solve for x
    x = 7,036,677,926.64/118,478.24
  6. Step 6: Final answer
    x = 59,392.15

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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.