Home / 125,196.04-187,822.68-42,090.04

Finding the Fourth Proportional to 125,196.04, 187,822.68 and 42,090.04

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Solution

The fourth proportional to 125,196.04, 187,822.68 and 42,090.04 is: 63,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,196.04 : 187,822.68 = 42,090.04 : x
  2. Step 2: Convert to fraction form
    125,196.04/187,822.68 = 42,090.04/x
  3. Step 3: Cross multiply
    125,196.04x = 187,822.68 × 42,090.04
  4. Step 4: Simplify right side
    125,196.04x = 7,905,464,114.11
  5. Step 5: Solve for x
    x = 7,905,464,114.11/125,196.04
  6. Step 6: Final answer
    x = 63,144.68

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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.