Home / 83,746.70-125,580.45-48,697.10

Finding the Fourth Proportional to 83,746.70, 125,580.45 and 48,697.10

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Solution

The fourth proportional to 83,746.70, 125,580.45 and 48,697.10 is: 73,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,746.70 : 125,580.45 = 48,697.10 : x
  2. Step 2: Convert to fraction form
    83,746.70/125,580.45 = 48,697.10/x
  3. Step 3: Cross multiply
    83,746.70x = 125,580.45 × 48,697.10
  4. Step 4: Simplify right side
    83,746.70x = 6,115,403,731.70
  5. Step 5: Solve for x
    x = 6,115,403,731.70/83,746.70
  6. Step 6: Final answer
    x = 73,022.62

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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.