Home / 91,430.46-137,156.67-32,253.93

Finding the Fourth Proportional to 91,430.46, 137,156.67 and 32,253.93

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Solution

The fourth proportional to 91,430.46, 137,156.67 and 32,253.93 is: 48,384.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,430.46 : 137,156.67 = 32,253.93 : x
  2. Step 2: Convert to fraction form
    91,430.46/137,156.67 = 32,253.93/x
  3. Step 3: Cross multiply
    91,430.46x = 137,156.67 × 32,253.93
  4. Step 4: Simplify right side
    91,430.46x = 4,423,841,633.21
  5. Step 5: Solve for x
    x = 4,423,841,633.21/91,430.46
  6. Step 6: Final answer
    x = 48,384.77

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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.