Home / 357,941.13-537,158.18-147,579.06

Finding the Fourth Proportional to 357,941.13, 537,158.18 and 147,579.06

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Solution

The fourth proportional to 357,941.13, 537,158.18 and 147,579.06 is: 221,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,941.13 : 537,158.18 = 147,579.06 : x
  2. Step 2: Convert to fraction form
    357,941.13/537,158.18 = 147,579.06/x
  3. Step 3: Cross multiply
    357,941.13x = 537,158.18 × 147,579.06
  4. Step 4: Simplify right side
    357,941.13x = 79,273,301,659.00
  5. Step 5: Solve for x
    x = 79,273,301,659.00/357,941.13
  6. Step 6: Final answer
    x = 221,470.22

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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.