Home / 112,925.01-169,386.66-28,685.42

Finding the Fourth Proportional to 112,925.01, 169,386.66 and 28,685.42

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Solution

The fourth proportional to 112,925.01, 169,386.66 and 28,685.42 is: 43,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,925.01 : 169,386.66 = 28,685.42 : x
  2. Step 2: Convert to fraction form
    112,925.01/169,386.66 = 28,685.42/x
  3. Step 3: Cross multiply
    112,925.01x = 169,386.66 × 28,685.42
  4. Step 4: Simplify right side
    112,925.01x = 4,858,926,637.56
  5. Step 5: Solve for x
    x = 4,858,926,637.56/112,925.01
  6. Step 6: Final answer
    x = 43,027.91

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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.