Home / 126,165.04-189,248.27-37,419.21

Finding the Fourth Proportional to 126,165.04, 189,248.27 and 37,419.21

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Solution

The fourth proportional to 126,165.04, 189,248.27 and 37,419.21 is: 56,129.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,165.04 : 189,248.27 = 37,419.21 : x
  2. Step 2: Convert to fraction form
    126,165.04/189,248.27 = 37,419.21/x
  3. Step 3: Cross multiply
    126,165.04x = 189,248.27 × 37,419.21
  4. Step 4: Simplify right side
    126,165.04x = 7,081,520,570.17
  5. Step 5: Solve for x
    x = 7,081,520,570.17/126,165.04
  6. Step 6: Final answer
    x = 56,129.03

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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.