Home / 157,473.10-236,209.65-148,943.80

Finding the Fourth Proportional to 157,473.10, 236,209.65 and 148,943.80

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Solution

The fourth proportional to 157,473.10, 236,209.65 and 148,943.80 is: 223,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,473.10 : 236,209.65 = 148,943.80 : x
  2. Step 2: Convert to fraction form
    157,473.10/236,209.65 = 148,943.80/x
  3. Step 3: Cross multiply
    157,473.10x = 236,209.65 × 148,943.80
  4. Step 4: Simplify right side
    157,473.10x = 35,181,962,867.67
  5. Step 5: Solve for x
    x = 35,181,962,867.67/157,473.10
  6. Step 6: Final answer
    x = 223,415.70

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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.