Home / 370,146.24-555,336-159,883.20

Finding the Fourth Proportional to 370,146.24, 555,336 and 159,883.20

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Solution

The fourth proportional to 370,146.24, 555,336 and 159,883.20 is: 239,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,146.24 : 555,336 = 159,883.20 : x
  2. Step 2: Convert to fraction form
    370,146.24/555,336 = 159,883.20/x
  3. Step 3: Cross multiply
    370,146.24x = 555,336 × 159,883.20
  4. Step 4: Simplify right side
    370,146.24x = 88,788,896,755.20
  5. Step 5: Solve for x
    x = 88,788,896,755.20/370,146.24
  6. Step 6: Final answer
    x = 239,875.18

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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.