Home / 122,295.18-183,412.39-69,010.55

Finding the Fourth Proportional to 122,295.18, 183,412.39 and 69,010.55

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Solution

The fourth proportional to 122,295.18, 183,412.39 and 69,010.55 is: 103,498.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,295.18 : 183,412.39 = 69,010.55 : x
  2. Step 2: Convert to fraction form
    122,295.18/183,412.39 = 69,010.55/x
  3. Step 3: Cross multiply
    122,295.18x = 183,412.39 × 69,010.55
  4. Step 4: Simplify right side
    122,295.18x = 12,657,389,910.71
  5. Step 5: Solve for x
    x = 12,657,389,910.71/122,295.18
  6. Step 6: Final answer
    x = 103,498.68

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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.