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Finding the Fourth Proportional to 259,119.08, 357,595.42 and 144,397.88

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Solution

The fourth proportional to 259,119.08, 357,595.42 and 144,397.88 is: 199,275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,119.08 : 357,595.42 = 144,397.88 : x
  2. Step 2: Convert to fraction form
    259,119.08/357,595.42 = 144,397.88/x
  3. Step 3: Cross multiply
    259,119.08x = 357,595.42 × 144,397.88
  4. Step 4: Simplify right side
    259,119.08x = 51,636,020,545.71
  5. Step 5: Solve for x
    x = 51,636,020,545.71/259,119.08
  6. Step 6: Final answer
    x = 199,275.25

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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.