Home / 185,710.14-278,532.29-84,484.68

Finding the Fourth Proportional to 185,710.14, 278,532.29 and 84,484.68

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Solution

The fourth proportional to 185,710.14, 278,532.29 and 84,484.68 is: 126,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,710.14 : 278,532.29 = 84,484.68 : x
  2. Step 2: Convert to fraction form
    185,710.14/278,532.29 = 84,484.68/x
  3. Step 3: Cross multiply
    185,710.14x = 278,532.29 × 84,484.68
  4. Step 4: Simplify right side
    185,710.14x = 23,531,710,967.89
  5. Step 5: Solve for x
    x = 23,531,710,967.89/185,710.14
  6. Step 6: Final answer
    x = 126,712.04

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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.