Home / 91,683.48-137,527.14-29,353.80

Finding the Fourth Proportional to 91,683.48, 137,527.14 and 29,353.80

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Solution

The fourth proportional to 91,683.48, 137,527.14 and 29,353.80 is: 44,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,683.48 : 137,527.14 = 29,353.80 : x
  2. Step 2: Convert to fraction form
    91,683.48/137,527.14 = 29,353.80/x
  3. Step 3: Cross multiply
    91,683.48x = 137,527.14 × 29,353.80
  4. Step 4: Simplify right side
    91,683.48x = 4,036,944,162.13
  5. Step 5: Solve for x
    x = 4,036,944,162.13/91,683.48
  6. Step 6: Final answer
    x = 44,031.31

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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.