Home / 94,663.47-142,017.08-28,102.13

Finding the Fourth Proportional to 94,663.47, 142,017.08 and 28,102.13

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Solution

The fourth proportional to 94,663.47, 142,017.08 and 28,102.13 is: 42,159.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,663.47 : 142,017.08 = 28,102.13 : x
  2. Step 2: Convert to fraction form
    94,663.47/142,017.08 = 28,102.13/x
  3. Step 3: Cross multiply
    94,663.47x = 142,017.08 × 28,102.13
  4. Step 4: Simplify right side
    94,663.47x = 3,990,982,444.38
  5. Step 5: Solve for x
    x = 3,990,982,444.38/94,663.47
  6. Step 6: Final answer
    x = 42,159.69

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1.5x scale

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.