Home / 52,987.46-79,834.61-47,927.50

Finding the Fourth Proportional to 52,987.46, 79,834.61 and 47,927.50

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Solution

The fourth proportional to 52,987.46, 79,834.61 and 47,927.50 is: 72,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987.46 : 79,834.61 = 47,927.50 : x
  2. Step 2: Convert to fraction form
    52,987.46/79,834.61 = 47,927.50/x
  3. Step 3: Cross multiply
    52,987.46x = 79,834.61 × 47,927.50
  4. Step 4: Simplify right side
    52,987.46x = 3,826,273,191.01
  5. Step 5: Solve for x
    x = 3,826,273,191.01/52,987.46
  6. Step 6: Final answer
    x = 72,210.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.