Home / 134,532.20-201,798.30-100,852.40

Finding the Fourth Proportional to 134,532.20, 201,798.30 and 100,852.40

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Solution

The fourth proportional to 134,532.20, 201,798.30 and 100,852.40 is: 151,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,532.20 : 201,798.30 = 100,852.40 : x
  2. Step 2: Convert to fraction form
    134,532.20/201,798.30 = 100,852.40/x
  3. Step 3: Cross multiply
    134,532.20x = 201,798.30 × 100,852.40
  4. Step 4: Simplify right side
    134,532.20x = 20,351,842,870.92
  5. Step 5: Solve for x
    x = 20,351,842,870.92/134,532.20
  6. Step 6: Final answer
    x = 151,278.60

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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.