Home / 306,125.16-459,175.02-106,490.76

Finding the Fourth Proportional to 306,125.16, 459,175.02 and 106,490.76

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Solution

The fourth proportional to 306,125.16, 459,175.02 and 106,490.76 is: 159,731.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,125.16 : 459,175.02 = 106,490.76 : x
  2. Step 2: Convert to fraction form
    306,125.16/459,175.02 = 106,490.76/x
  3. Step 3: Cross multiply
    306,125.16x = 459,175.02 × 106,490.76
  4. Step 4: Simplify right side
    306,125.16x = 48,897,896,852.82
  5. Step 5: Solve for x
    x = 48,897,896,852.82/306,125.16
  6. Step 6: Final answer
    x = 159,731.72

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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.