Home / 112,336.96-155,017.20-62,032

Finding the Fourth Proportional to 112,336.96, 155,017.20 and 62,032

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Solution

The fourth proportional to 112,336.96, 155,017.20 and 62,032 is: 85,599.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,336.96 : 155,017.20 = 62,032 : x
  2. Step 2: Convert to fraction form
    112,336.96/155,017.20 = 62,032/x
  3. Step 3: Cross multiply
    112,336.96x = 155,017.20 × 62,032
  4. Step 4: Simplify right side
    112,336.96x = 9,616,026,950.40
  5. Step 5: Solve for x
    x = 9,616,026,950.40/112,336.96
  6. Step 6: Final answer
    x = 85,599.85

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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.