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Finding the Fourth Proportional to 91,509.93, 137,250.72 and 24,955.47

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Solution

The fourth proportional to 91,509.93, 137,250.72 and 24,955.47 is: 37,429.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,509.93 : 137,250.72 = 24,955.47 : x
  2. Step 2: Convert to fraction form
    91,509.93/137,250.72 = 24,955.47/x
  3. Step 3: Cross multiply
    91,509.93x = 137,250.72 × 24,955.47
  4. Step 4: Simplify right side
    91,509.93x = 3,425,156,225.44
  5. Step 5: Solve for x
    x = 3,425,156,225.44/91,509.93
  6. Step 6: Final answer
    x = 37,429.34

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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.