Home / 62,167.36-85,733.04-40,909.72

Finding the Fourth Proportional to 62,167.36, 85,733.04 and 40,909.72

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Solution

The fourth proportional to 62,167.36, 85,733.04 and 40,909.72 is: 56,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,167.36 : 85,733.04 = 40,909.72 : x
  2. Step 2: Convert to fraction form
    62,167.36/85,733.04 = 40,909.72/x
  3. Step 3: Cross multiply
    62,167.36x = 85,733.04 × 40,909.72
  4. Step 4: Simplify right side
    62,167.36x = 3,507,314,661.15
  5. Step 5: Solve for x
    x = 3,507,314,661.15/62,167.36
  6. Step 6: Final answer
    x = 56,417.30

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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.