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Finding the Fourth Proportional to 359,984.54, 539,969.52 and 93,739.16

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Solution

The fourth proportional to 359,984.54, 539,969.52 and 93,739.16 is: 140,606.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,984.54 : 539,969.52 = 93,739.16 : x
  2. Step 2: Convert to fraction form
    359,984.54/539,969.52 = 93,739.16/x
  3. Step 3: Cross multiply
    359,984.54x = 539,969.52 × 93,739.16
  4. Step 4: Simplify right side
    359,984.54x = 50,616,289,230.40
  5. Step 5: Solve for x
    x = 50,616,289,230.40/359,984.54
  6. Step 6: Final answer
    x = 140,606.84

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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.