Home / 155,929.48-233,695.36-75,986.53

Finding the Fourth Proportional to 155,929.48, 233,695.36 and 75,986.53

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Solution

The fourth proportional to 155,929.48, 233,695.36 and 75,986.53 is: 113,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,929.48 : 233,695.36 = 75,986.53 : x
  2. Step 2: Convert to fraction form
    155,929.48/233,695.36 = 75,986.53/x
  3. Step 3: Cross multiply
    155,929.48x = 233,695.36 × 75,986.53
  4. Step 4: Simplify right side
    155,929.48x = 17,757,699,483.50
  5. Step 5: Solve for x
    x = 17,757,699,483.50/155,929.48
  6. Step 6: Final answer
    x = 113,882.89

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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.