Home / 122,294.18-183,410.89-69,009.55

Finding the Fourth Proportional to 122,294.18, 183,410.89 and 69,009.55

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Solution

The fourth proportional to 122,294.18, 183,410.89 and 69,009.55 is: 103,497.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,294.18 : 183,410.89 = 69,009.55 : x
  2. Step 2: Convert to fraction form
    122,294.18/183,410.89 = 69,009.55/x
  3. Step 3: Cross multiply
    122,294.18x = 183,410.89 × 69,009.55
  4. Step 4: Simplify right side
    122,294.18x = 12,657,102,984.00
  5. Step 5: Solve for x
    x = 12,657,102,984.00/122,294.18
  6. Step 6: Final answer
    x = 103,497.18

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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.