Home / 73,428.12-110,158.65-26,681.13

Finding the Fourth Proportional to 73,428.12, 110,158.65 and 26,681.13

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Solution

The fourth proportional to 73,428.12, 110,158.65 and 26,681.13 is: 40,027.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,428.12 : 110,158.65 = 26,681.13 : x
  2. Step 2: Convert to fraction form
    73,428.12/110,158.65 = 26,681.13/x
  3. Step 3: Cross multiply
    73,428.12x = 110,158.65 × 26,681.13
  4. Step 4: Simplify right side
    73,428.12x = 2,939,157,261.27
  5. Step 5: Solve for x
    x = 2,939,157,261.27/73,428.12
  6. Step 6: Final answer
    x = 40,027.68

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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.