Home / 45,681.66-63,079.47-38,168.10

Finding the Fourth Proportional to 45,681.66, 63,079.47 and 38,168.10

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Solution

The fourth proportional to 45,681.66, 63,079.47 and 38,168.10 is: 52,704.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681.66 : 63,079.47 = 38,168.10 : x
  2. Step 2: Convert to fraction form
    45,681.66/63,079.47 = 38,168.10/x
  3. Step 3: Cross multiply
    45,681.66x = 63,079.47 × 38,168.10
  4. Step 4: Simplify right side
    45,681.66x = 2,407,623,518.91
  5. Step 5: Solve for x
    x = 2,407,623,518.91/45,681.66
  6. Step 6: Final answer
    x = 52,704.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.