Home / 113,381.64-156,466.35-62,395.38

Finding the Fourth Proportional to 113,381.64, 156,466.35 and 62,395.38

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Solution

The fourth proportional to 113,381.64, 156,466.35 and 62,395.38 is: 86,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,381.64 : 156,466.35 = 62,395.38 : x
  2. Step 2: Convert to fraction form
    113,381.64/156,466.35 = 62,395.38/x
  3. Step 3: Cross multiply
    113,381.64x = 156,466.35 × 62,395.38
  4. Step 4: Simplify right side
    113,381.64x = 9,762,777,365.46
  5. Step 5: Solve for x
    x = 9,762,777,365.46/113,381.64
  6. Step 6: Final answer
    x = 86,105.45

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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.