Home / 147,043.32-220,637.88-58,294.86

Finding the Fourth Proportional to 147,043.32, 220,637.88 and 58,294.86

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Solution

The fourth proportional to 147,043.32, 220,637.88 and 58,294.86 is: 87,471.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,043.32 : 220,637.88 = 58,294.86 : x
  2. Step 2: Convert to fraction form
    147,043.32/220,637.88 = 58,294.86/x
  3. Step 3: Cross multiply
    147,043.32x = 220,637.88 × 58,294.86
  4. Step 4: Simplify right side
    147,043.32x = 12,862,054,325.30
  5. Step 5: Solve for x
    x = 12,862,054,325.30/147,043.32
  6. Step 6: Final answer
    x = 87,471.19

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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.