Home / 121,140.26-181,747.60-62,017.45

Finding the Fourth Proportional to 121,140.26, 181,747.60 and 62,017.45

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Solution

The fourth proportional to 121,140.26, 181,747.60 and 62,017.45 is: 93,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,140.26 : 181,747.60 = 62,017.45 : x
  2. Step 2: Convert to fraction form
    121,140.26/181,747.60 = 62,017.45/x
  3. Step 3: Cross multiply
    121,140.26x = 181,747.60 × 62,017.45
  4. Step 4: Simplify right side
    121,140.26x = 11,271,522,086.21
  5. Step 5: Solve for x
    x = 11,271,522,086.21/121,140.26
  6. Step 6: Final answer
    x = 93,045.22

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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.