Home / 112,564.70-155,339.60-62,263.70

Finding the Fourth Proportional to 112,564.70, 155,339.60 and 62,263.70

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Solution

The fourth proportional to 112,564.70, 155,339.60 and 62,263.70 is: 85,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,564.70 : 155,339.60 = 62,263.70 : x
  2. Step 2: Convert to fraction form
    112,564.70/155,339.60 = 62,263.70/x
  3. Step 3: Cross multiply
    112,564.70x = 155,339.60 × 62,263.70
  4. Step 4: Simplify right side
    112,564.70x = 9,672,018,252.52
  5. Step 5: Solve for x
    x = 9,672,018,252.52/112,564.70
  6. Step 6: Final answer
    x = 85,924.08

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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.