Home / 94,862.12-142,262.62-52,762.28

Finding the Fourth Proportional to 94,862.12, 142,262.62 and 52,762.28

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Solution

The fourth proportional to 94,862.12, 142,262.62 and 52,762.28 is: 79,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,862.12 : 142,262.62 = 52,762.28 : x
  2. Step 2: Convert to fraction form
    94,862.12/142,262.62 = 52,762.28/x
  3. Step 3: Cross multiply
    94,862.12x = 142,262.62 × 52,762.28
  4. Step 4: Simplify right side
    94,862.12x = 7,506,100,189.97
  5. Step 5: Solve for x
    x = 7,506,100,189.97/94,862.12
  6. Step 6: Final answer
    x = 79,126.42

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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.