Home / 95,528.20-143,445.30-75,969.40

Finding the Fourth Proportional to 95,528.20, 143,445.30 and 75,969.40

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Solution

The fourth proportional to 95,528.20, 143,445.30 and 75,969.40 is: 114,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,528.20 : 143,445.30 = 75,969.40 : x
  2. Step 2: Convert to fraction form
    95,528.20/143,445.30 = 75,969.40/x
  3. Step 3: Cross multiply
    95,528.20x = 143,445.30 × 75,969.40
  4. Step 4: Simplify right side
    95,528.20x = 10,897,453,373.82
  5. Step 5: Solve for x
    x = 10,897,453,373.82/95,528.20
  6. Step 6: Final answer
    x = 114,075.77

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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.