Home / 258,727.24-357,032.02-144,011.88

Finding the Fourth Proportional to 258,727.24, 357,032.02 and 144,011.88

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Solution

The fourth proportional to 258,727.24, 357,032.02 and 144,011.88 is: 198,729.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,727.24 : 357,032.02 = 144,011.88 : x
  2. Step 2: Convert to fraction form
    258,727.24/357,032.02 = 144,011.88/x
  3. Step 3: Cross multiply
    258,727.24x = 357,032.02 × 144,011.88
  4. Step 4: Simplify right side
    258,727.24x = 51,416,852,420.40
  5. Step 5: Solve for x
    x = 51,416,852,420.40/258,727.24
  6. Step 6: Final answer
    x = 198,729.95

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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.