Home / 155,064.42-214,070.18-104,343.84

Finding the Fourth Proportional to 155,064.42, 214,070.18 and 104,343.84

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Solution

The fourth proportional to 155,064.42, 214,070.18 and 104,343.84 is: 144,049.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,064.42 : 214,070.18 = 104,343.84 : x
  2. Step 2: Convert to fraction form
    155,064.42/214,070.18 = 104,343.84/x
  3. Step 3: Cross multiply
    155,064.42x = 214,070.18 × 104,343.84
  4. Step 4: Simplify right side
    155,064.42x = 22,336,904,088.97
  5. Step 5: Solve for x
    x = 22,336,904,088.97/155,064.42
  6. Step 6: Final answer
    x = 144,049.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.