Home / 92,051.40-137,964.08-47,652.86

Finding the Fourth Proportional to 92,051.40, 137,964.08 and 47,652.86

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Solution

The fourth proportional to 92,051.40, 137,964.08 and 47,652.86 is: 71,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,051.40 : 137,964.08 = 47,652.86 : x
  2. Step 2: Convert to fraction form
    92,051.40/137,964.08 = 47,652.86/x
  3. Step 3: Cross multiply
    92,051.40x = 137,964.08 × 47,652.86
  4. Step 4: Simplify right side
    92,051.40x = 6,574,382,989.27
  5. Step 5: Solve for x
    x = 6,574,382,989.27/92,051.40
  6. Step 6: Final answer
    x = 71,420.78

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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.