Home / 185,554.04-278,349.28-52,435.30

Finding the Fourth Proportional to 185,554.04, 278,349.28 and 52,435.30

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Solution

The fourth proportional to 185,554.04, 278,349.28 and 52,435.30 is: 78,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,554.04 : 278,349.28 = 52,435.30 : x
  2. Step 2: Convert to fraction form
    185,554.04/278,349.28 = 52,435.30/x
  3. Step 3: Cross multiply
    185,554.04x = 278,349.28 × 52,435.30
  4. Step 4: Simplify right side
    185,554.04x = 14,595,328,001.58
  5. Step 5: Solve for x
    x = 14,595,328,001.58/185,554.04
  6. Step 6: Final answer
    x = 78,658.10

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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.