Home / 125,475.09-188,046.51-92,038.60

Finding the Fourth Proportional to 125,475.09, 188,046.51 and 92,038.60

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Solution

The fourth proportional to 125,475.09, 188,046.51 and 92,038.60 is: 137,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,475.09 : 188,046.51 = 92,038.60 : x
  2. Step 2: Convert to fraction form
    125,475.09/188,046.51 = 92,038.60/x
  3. Step 3: Cross multiply
    125,475.09x = 188,046.51 × 92,038.60
  4. Step 4: Simplify right side
    125,475.09x = 17,307,537,515.29
  5. Step 5: Solve for x
    x = 17,307,537,515.29/125,475.09
  6. Step 6: Final answer
    x = 137,936.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.