Home / 113,376.87-156,461.52-62,395.47

Finding the Fourth Proportional to 113,376.87, 156,461.52 and 62,395.47

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Solution

The fourth proportional to 113,376.87, 156,461.52 and 62,395.47 is: 86,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,376.87 : 156,461.52 = 62,395.47 : x
  2. Step 2: Convert to fraction form
    113,376.87/156,461.52 = 62,395.47/x
  3. Step 3: Cross multiply
    113,376.87x = 156,461.52 × 62,395.47
  4. Step 4: Simplify right side
    113,376.87x = 9,762,490,077.31
  5. Step 5: Solve for x
    x = 9,762,490,077.31/113,376.87
  6. Step 6: Final answer
    x = 86,106.54

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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.