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Finding the Fourth Proportional to 359,983.58, 539,984.28 and 93,756.02

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Solution

The fourth proportional to 359,983.58, 539,984.28 and 93,756.02 is: 140,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,983.58 : 539,984.28 = 93,756.02 : x
  2. Step 2: Convert to fraction form
    359,983.58/539,984.28 = 93,756.02/x
  3. Step 3: Cross multiply
    359,983.58x = 539,984.28 × 93,756.02
  4. Step 4: Simplify right side
    359,983.58x = 50,626,776,955.37
  5. Step 5: Solve for x
    x = 50,626,776,955.37/359,983.58
  6. Step 6: Final answer
    x = 140,636.35

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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.