Home / 185,637.42-278,453.70-45,397.26

Finding the Fourth Proportional to 185,637.42, 278,453.70 and 45,397.26

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Solution

The fourth proportional to 185,637.42, 278,453.70 and 45,397.26 is: 68,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,637.42 : 278,453.70 = 45,397.26 : x
  2. Step 2: Convert to fraction form
    185,637.42/278,453.70 = 45,397.26/x
  3. Step 3: Cross multiply
    185,637.42x = 278,453.70 × 45,397.26
  4. Step 4: Simplify right side
    185,637.42x = 12,641,035,016.86
  5. Step 5: Solve for x
    x = 12,641,035,016.86/185,637.42
  6. Step 6: Final answer
    x = 68,095.30

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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.