Home / 112,784.78-169,177.18-37,904.93

Finding the Fourth Proportional to 112,784.78, 169,177.18 and 37,904.93

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Solution

The fourth proportional to 112,784.78, 169,177.18 and 37,904.93 is: 56,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,784.78 : 169,177.18 = 37,904.93 : x
  2. Step 2: Convert to fraction form
    112,784.78/169,177.18 = 37,904.93/x
  3. Step 3: Cross multiply
    112,784.78x = 169,177.18 × 37,904.93
  4. Step 4: Simplify right side
    112,784.78x = 6,412,649,493.68
  5. Step 5: Solve for x
    x = 6,412,649,493.68/112,784.78
  6. Step 6: Final answer
    x = 56,857.40

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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.