Home / 435,758.04-653,637.57-136,240.19

Finding the Fourth Proportional to 435,758.04, 653,637.57 and 136,240.19

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Solution

The fourth proportional to 435,758.04, 653,637.57 and 136,240.19 is: 204,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,758.04 : 653,637.57 = 136,240.19 : x
  2. Step 2: Convert to fraction form
    435,758.04/653,637.57 = 136,240.19/x
  3. Step 3: Cross multiply
    435,758.04x = 653,637.57 × 136,240.19
  4. Step 4: Simplify right side
    435,758.04x = 89,051,707,468.70
  5. Step 5: Solve for x
    x = 89,051,707,468.70/435,758.04
  6. Step 6: Final answer
    x = 204,360.45

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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.