Home / 122,837.57-183,961.08-70,087.13

Finding the Fourth Proportional to 122,837.57, 183,961.08 and 70,087.13

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Solution

The fourth proportional to 122,837.57, 183,961.08 and 70,087.13 is: 104,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,837.57 : 183,961.08 = 70,087.13 : x
  2. Step 2: Convert to fraction form
    122,837.57/183,961.08 = 70,087.13/x
  3. Step 3: Cross multiply
    122,837.57x = 183,961.08 × 70,087.13
  4. Step 4: Simplify right side
    122,837.57x = 12,893,304,128.90
  5. Step 5: Solve for x
    x = 12,893,304,128.90/122,837.57
  6. Step 6: Final answer
    x = 104,962.22

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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.