Home / 357,943.13-537,161.18-147,581.06

Finding the Fourth Proportional to 357,943.13, 537,161.18 and 147,581.06

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Solution

The fourth proportional to 357,943.13, 537,161.18 and 147,581.06 is: 221,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,943.13 : 537,161.18 = 147,581.06 : x
  2. Step 2: Convert to fraction form
    357,943.13/537,161.18 = 147,581.06/x
  3. Step 3: Cross multiply
    357,943.13x = 537,161.18 × 147,581.06
  4. Step 4: Simplify right side
    357,943.13x = 79,274,816,335.25
  5. Step 5: Solve for x
    x = 79,274,816,335.25/357,943.13
  6. Step 6: Final answer
    x = 221,473.22

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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.