Home / 310,118.20-465,270.72-96,877.50

Finding the Fourth Proportional to 310,118.20, 465,270.72 and 96,877.50

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Solution

The fourth proportional to 310,118.20, 465,270.72 and 96,877.50 is: 145,345.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,118.20 : 465,270.72 = 96,877.50 : x
  2. Step 2: Convert to fraction form
    310,118.20/465,270.72 = 96,877.50/x
  3. Step 3: Cross multiply
    310,118.20x = 465,270.72 × 96,877.50
  4. Step 4: Simplify right side
    310,118.20x = 45,074,265,503.30
  5. Step 5: Solve for x
    x = 45,074,265,503.30/310,118.20
  6. Step 6: Final answer
    x = 145,345.44

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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.