Home / 242,167.21-363,247.16-108,953.40

Finding the Fourth Proportional to 242,167.21, 363,247.16 and 108,953.40

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Solution

The fourth proportional to 242,167.21, 363,247.16 and 108,953.40 is: 163,428.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,167.21 : 363,247.16 = 108,953.40 : x
  2. Step 2: Convert to fraction form
    242,167.21/363,247.16 = 108,953.40/x
  3. Step 3: Cross multiply
    242,167.21x = 363,247.16 × 108,953.40
  4. Step 4: Simplify right side
    242,167.21x = 39,577,011,306.11
  5. Step 5: Solve for x
    x = 39,577,011,306.11/242,167.21
  6. Step 6: Final answer
    x = 163,428.45

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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.