Home / 94,781.08-142,166.76-35,612.20

Finding the Fourth Proportional to 94,781.08, 142,166.76 and 35,612.20

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Solution

The fourth proportional to 94,781.08, 142,166.76 and 35,612.20 is: 53,416.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,781.08 : 142,166.76 = 35,612.20 : x
  2. Step 2: Convert to fraction form
    94,781.08/142,166.76 = 35,612.20/x
  3. Step 3: Cross multiply
    94,781.08x = 142,166.76 × 35,612.20
  4. Step 4: Simplify right side
    94,781.08x = 5,062,871,090.47
  5. Step 5: Solve for x
    x = 5,062,871,090.47/94,781.08
  6. Step 6: Final answer
    x = 53,416.47

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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.