Home / 122,158.03-183,192.11-42,175.68

Finding the Fourth Proportional to 122,158.03, 183,192.11 and 42,175.68

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Solution

The fourth proportional to 122,158.03, 183,192.11 and 42,175.68 is: 63,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,158.03 : 183,192.11 = 42,175.68 : x
  2. Step 2: Convert to fraction form
    122,158.03/183,192.11 = 42,175.68/x
  3. Step 3: Cross multiply
    122,158.03x = 183,192.11 × 42,175.68
  4. Step 4: Simplify right side
    122,158.03x = 7,726,251,599.01
  5. Step 5: Solve for x
    x = 7,726,251,599.01/122,158.03
  6. Step 6: Final answer
    x = 63,248.01

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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.