Home / 164,862.20-227,510.10-89,410.76

Finding the Fourth Proportional to 164,862.20, 227,510.10 and 89,410.76

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Solution

The fourth proportional to 164,862.20, 227,510.10 and 89,410.76 is: 123,386.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,862.20 : 227,510.10 = 89,410.76 : x
  2. Step 2: Convert to fraction form
    164,862.20/227,510.10 = 89,410.76/x
  3. Step 3: Cross multiply
    164,862.20x = 227,510.10 × 89,410.76
  4. Step 4: Simplify right side
    164,862.20x = 20,341,850,948.68
  5. Step 5: Solve for x
    x = 20,341,850,948.68/164,862.20
  6. Step 6: Final answer
    x = 123,386.99

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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.