Home / 179,609.81-247,856.13-99,037.31

Finding the Fourth Proportional to 179,609.81, 247,856.13 and 99,037.31

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Solution

The fourth proportional to 179,609.81, 247,856.13 and 99,037.31 is: 136,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,609.81 : 247,856.13 = 99,037.31 : x
  2. Step 2: Convert to fraction form
    179,609.81/247,856.13 = 99,037.31/x
  3. Step 3: Cross multiply
    179,609.81x = 247,856.13 × 99,037.31
  4. Step 4: Simplify right side
    179,609.81x = 24,547,003,142.93
  5. Step 5: Solve for x
    x = 24,547,003,142.93/179,609.81
  6. Step 6: Final answer
    x = 136,668.50

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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.