Home / 134,165.40-201,248.10-100,704.30

Finding the Fourth Proportional to 134,165.40, 201,248.10 and 100,704.30

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Solution

The fourth proportional to 134,165.40, 201,248.10 and 100,704.30 is: 151,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,165.40 : 201,248.10 = 100,704.30 : x
  2. Step 2: Convert to fraction form
    134,165.40/201,248.10 = 100,704.30/x
  3. Step 3: Cross multiply
    134,165.40x = 201,248.10 × 100,704.30
  4. Step 4: Simplify right side
    134,165.40x = 20,266,549,036.83
  5. Step 5: Solve for x
    x = 20,266,549,036.83/134,165.40
  6. Step 6: Final answer
    x = 151,056.45

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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.