Home / 259,190.61-357,639.68-144,444.12

Finding the Fourth Proportional to 259,190.61, 357,639.68 and 144,444.12

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Solution

The fourth proportional to 259,190.61, 357,639.68 and 144,444.12 is: 199,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,190.61 : 357,639.68 = 144,444.12 : x
  2. Step 2: Convert to fraction form
    259,190.61/357,639.68 = 144,444.12/x
  3. Step 3: Cross multiply
    259,190.61x = 357,639.68 × 144,444.12
  4. Step 4: Simplify right side
    259,190.61x = 51,658,948,132.46
  5. Step 5: Solve for x
    x = 51,658,948,132.46/259,190.61
  6. Step 6: Final answer
    x = 199,308.72

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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.