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Finding the Fourth Proportional to 359,750.03, 539,340.37 and 135,085.45

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Solution

The fourth proportional to 359,750.03, 539,340.37 and 135,085.45 is: 202,521.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,750.03 : 539,340.37 = 135,085.45 : x
  2. Step 2: Convert to fraction form
    359,750.03/539,340.37 = 135,085.45/x
  3. Step 3: Cross multiply
    359,750.03x = 539,340.37 × 135,085.45
  4. Step 4: Simplify right side
    359,750.03x = 72,857,035,152.78
  5. Step 5: Solve for x
    x = 72,857,035,152.78/359,750.03
  6. Step 6: Final answer
    x = 202,521.27

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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.