Home / 92,946.72-139,419.90-26,387.46

Finding the Fourth Proportional to 92,946.72, 139,419.90 and 26,387.46

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Solution

The fourth proportional to 92,946.72, 139,419.90 and 26,387.46 is: 39,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,946.72 : 139,419.90 = 26,387.46 : x
  2. Step 2: Convert to fraction form
    92,946.72/139,419.90 = 26,387.46/x
  3. Step 3: Cross multiply
    92,946.72x = 139,419.90 × 26,387.46
  4. Step 4: Simplify right side
    92,946.72x = 3,678,937,034.45
  5. Step 5: Solve for x
    x = 3,678,937,034.45/92,946.72
  6. Step 6: Final answer
    x = 39,581.14

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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.