Home / 122,276.16-183,143.25-93,987.90

Finding the Fourth Proportional to 122,276.16, 183,143.25 and 93,987.90

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Solution

The fourth proportional to 122,276.16, 183,143.25 and 93,987.90 is: 140,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,276.16 : 183,143.25 = 93,987.90 : x
  2. Step 2: Convert to fraction form
    122,276.16/183,143.25 = 93,987.90/x
  3. Step 3: Cross multiply
    122,276.16x = 183,143.25 × 93,987.90
  4. Step 4: Simplify right side
    122,276.16x = 17,213,249,466.68
  5. Step 5: Solve for x
    x = 17,213,249,466.68/122,276.16
  6. Step 6: Final answer
    x = 140,773.55

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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.