Home / 134,133.90-201,200.85-89,810.70

Finding the Fourth Proportional to 134,133.90, 201,200.85 and 89,810.70

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Solution

The fourth proportional to 134,133.90, 201,200.85 and 89,810.70 is: 134,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,133.90 : 201,200.85 = 89,810.70 : x
  2. Step 2: Convert to fraction form
    134,133.90/201,200.85 = 89,810.70/x
  3. Step 3: Cross multiply
    134,133.90x = 201,200.85 × 89,810.70
  4. Step 4: Simplify right side
    134,133.90x = 18,069,989,179.10
  5. Step 5: Solve for x
    x = 18,069,989,179.10/134,133.90
  6. Step 6: Final answer
    x = 134,716.05

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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.