Home / 125,165.48-187,746.59-30,396.44

Finding the Fourth Proportional to 125,165.48, 187,746.59 and 30,396.44

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Solution

The fourth proportional to 125,165.48, 187,746.59 and 30,396.44 is: 45,594.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,165.48 : 187,746.59 = 30,396.44 : x
  2. Step 2: Convert to fraction form
    125,165.48/187,746.59 = 30,396.44/x
  3. Step 3: Cross multiply
    125,165.48x = 187,746.59 × 30,396.44
  4. Step 4: Simplify right side
    125,165.48x = 5,706,827,095.40
  5. Step 5: Solve for x
    x = 5,706,827,095.40/125,165.48
  6. Step 6: Final answer
    x = 45,594.26

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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.