Home / 185,548.70-278,338.08-52,430.06

Finding the Fourth Proportional to 185,548.70, 278,338.08 and 52,430.06

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Solution

The fourth proportional to 185,548.70, 278,338.08 and 52,430.06 is: 78,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,548.70 : 278,338.08 = 52,430.06 : x
  2. Step 2: Convert to fraction form
    185,548.70/278,338.08 = 52,430.06/x
  3. Step 3: Cross multiply
    185,548.70x = 278,338.08 × 52,430.06
  4. Step 4: Simplify right side
    185,548.70x = 14,593,282,234.68
  5. Step 5: Solve for x
    x = 14,593,282,234.68/185,548.70
  6. Step 6: Final answer
    x = 78,649.34

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1.5x scale

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.