Home / 63,145.16-94,717.84-42,126.27

Finding the Fourth Proportional to 63,145.16, 94,717.84 and 42,126.27

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Solution

The fourth proportional to 63,145.16, 94,717.84 and 42,126.27 is: 63,189.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,145.16 : 94,717.84 = 42,126.27 : x
  2. Step 2: Convert to fraction form
    63,145.16/94,717.84 = 42,126.27/x
  3. Step 3: Cross multiply
    63,145.16x = 94,717.84 × 42,126.27
  4. Step 4: Simplify right side
    63,145.16x = 3,990,109,301.66
  5. Step 5: Solve for x
    x = 3,990,109,301.66/63,145.16
  6. Step 6: Final answer
    x = 63,189.47

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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.