Home / 51,545.25-71,132.04-47,313.40

Finding the Fourth Proportional to 51,545.25, 71,132.04 and 47,313.40

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Solution

The fourth proportional to 51,545.25, 71,132.04 and 47,313.40 is: 65,292.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,545.25 : 71,132.04 = 47,313.40 : x
  2. Step 2: Convert to fraction form
    51,545.25/71,132.04 = 47,313.40/x
  3. Step 3: Cross multiply
    51,545.25x = 71,132.04 × 47,313.40
  4. Step 4: Simplify right side
    51,545.25x = 3,365,498,661.34
  5. Step 5: Solve for x
    x = 3,365,498,661.34/51,545.25
  6. Step 6: Final answer
    x = 65,292.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.