Home / 113,642.04-156,827.10-62,656.80

Finding the Fourth Proportional to 113,642.04, 156,827.10 and 62,656.80

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Solution

The fourth proportional to 113,642.04, 156,827.10 and 62,656.80 is: 86,466.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,642.04 : 156,827.10 = 62,656.80 : x
  2. Step 2: Convert to fraction form
    113,642.04/156,827.10 = 62,656.80/x
  3. Step 3: Cross multiply
    113,642.04x = 156,827.10 × 62,656.80
  4. Step 4: Simplify right side
    113,642.04x = 9,826,284,239.28
  5. Step 5: Solve for x
    x = 9,826,284,239.28/113,642.04
  6. Step 6: Final answer
    x = 86,466.98

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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.