Home / 95,335.12-143,004.12-45,420.40

Finding the Fourth Proportional to 95,335.12, 143,004.12 and 45,420.40

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Solution

The fourth proportional to 95,335.12, 143,004.12 and 45,420.40 is: 68,131.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,335.12 : 143,004.12 = 45,420.40 : x
  2. Step 2: Convert to fraction form
    95,335.12/143,004.12 = 45,420.40/x
  3. Step 3: Cross multiply
    95,335.12x = 143,004.12 × 45,420.40
  4. Step 4: Simplify right side
    95,335.12x = 6,495,304,332.05
  5. Step 5: Solve for x
    x = 6,495,304,332.05/95,335.12
  6. Step 6: Final answer
    x = 68,131.29

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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.