Home / 157,038.30-235,557.45-149,657.18

Finding the Fourth Proportional to 157,038.30, 235,557.45 and 149,657.18

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Solution

The fourth proportional to 157,038.30, 235,557.45 and 149,657.18 is: 224,485.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,038.30 : 235,557.45 = 149,657.18 : x
  2. Step 2: Convert to fraction form
    157,038.30/235,557.45 = 149,657.18/x
  3. Step 3: Cross multiply
    157,038.30x = 235,557.45 × 149,657.18
  4. Step 4: Simplify right side
    157,038.30x = 35,252,862,517.20
  5. Step 5: Solve for x
    x = 35,252,862,517.20/157,038.30
  6. Step 6: Final answer
    x = 224,485.76

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1.5x scale

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.