Home / 112,597.81-168,877.24-52,631.69

Finding the Fourth Proportional to 112,597.81, 168,877.24 and 52,631.69

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Solution

The fourth proportional to 112,597.81, 168,877.24 and 52,631.69 is: 78,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,597.81 : 168,877.24 = 52,631.69 : x
  2. Step 2: Convert to fraction form
    112,597.81/168,877.24 = 52,631.69/x
  3. Step 3: Cross multiply
    112,597.81x = 168,877.24 × 52,631.69
  4. Step 4: Simplify right side
    112,597.81x = 8,888,294,762.91
  5. Step 5: Solve for x
    x = 8,888,294,762.91/112,597.81
  6. Step 6: Final answer
    x = 78,938.43

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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.