Home / 122,292.18-183,407.90-69,007.55

Finding the Fourth Proportional to 122,292.18, 183,407.90 and 69,007.55

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Solution

The fourth proportional to 122,292.18, 183,407.90 and 69,007.55 is: 103,494.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,292.18 : 183,407.90 = 69,007.55 : x
  2. Step 2: Convert to fraction form
    122,292.18/183,407.90 = 69,007.55/x
  3. Step 3: Cross multiply
    122,292.18x = 183,407.90 × 69,007.55
  4. Step 4: Simplify right side
    122,292.18x = 12,656,528,567.57
  5. Step 5: Solve for x
    x = 12,656,528,567.57/122,292.18
  6. Step 6: Final answer
    x = 103,494.18

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1.5x scale

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.