Home / 122,264.35-183,397.21-55,657.89

Finding the Fourth Proportional to 122,264.35, 183,397.21 and 55,657.89

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Solution

The fourth proportional to 122,264.35, 183,397.21 and 55,657.89 is: 83,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,264.35 : 183,397.21 = 55,657.89 : x
  2. Step 2: Convert to fraction form
    122,264.35/183,397.21 = 55,657.89/x
  3. Step 3: Cross multiply
    122,264.35x = 183,397.21 × 55,657.89
  4. Step 4: Simplify right side
    122,264.35x = 10,207,501,601.34
  5. Step 5: Solve for x
    x = 10,207,501,601.34/122,264.35
  6. Step 6: Final answer
    x = 83,487.15

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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.