Home / 147,652.52-221,513.98-47,812.76

Finding the Fourth Proportional to 147,652.52, 221,513.98 and 47,812.76

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Solution

The fourth proportional to 147,652.52, 221,513.98 and 47,812.76 is: 71,730.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,652.52 : 221,513.98 = 47,812.76 : x
  2. Step 2: Convert to fraction form
    147,652.52/221,513.98 = 47,812.76/x
  3. Step 3: Cross multiply
    147,652.52x = 221,513.98 × 47,812.76
  4. Step 4: Simplify right side
    147,652.52x = 10,591,194,762.38
  5. Step 5: Solve for x
    x = 10,591,194,762.38/147,652.52
  6. Step 6: Final answer
    x = 71,730.54

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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.