Home / 351,279.48-527,017.88-141,065.04

Finding the Fourth Proportional to 351,279.48, 527,017.88 and 141,065.04

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Solution

The fourth proportional to 351,279.48, 527,017.88 and 141,065.04 is: 211,637.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,279.48 : 527,017.88 = 141,065.04 : x
  2. Step 2: Convert to fraction form
    351,279.48/527,017.88 = 141,065.04/x
  3. Step 3: Cross multiply
    351,279.48x = 527,017.88 × 141,065.04
  4. Step 4: Simplify right side
    351,279.48x = 74,343,798,322.92
  5. Step 5: Solve for x
    x = 74,343,798,322.92/351,279.48
  6. Step 6: Final answer
    x = 211,637.18

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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.