Home / 47,937.96-71,822.57-42,719.40

Finding the Fourth Proportional to 47,937.96, 71,822.57 and 42,719.40

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Solution

The fourth proportional to 47,937.96, 71,822.57 and 42,719.40 is: 64,003.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,937.96 : 71,822.57 = 42,719.40 : x
  2. Step 2: Convert to fraction form
    47,937.96/71,822.57 = 42,719.40/x
  3. Step 3: Cross multiply
    47,937.96x = 71,822.57 × 42,719.40
  4. Step 4: Simplify right side
    47,937.96x = 3,068,216,883.26
  5. Step 5: Solve for x
    x = 3,068,216,883.26/47,937.96
  6. Step 6: Final answer
    x = 64,003.91

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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.