Home / 126,024.48-189,055.88-42,899.04

Finding the Fourth Proportional to 126,024.48, 189,055.88 and 42,899.04

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Solution

The fourth proportional to 126,024.48, 189,055.88 and 42,899.04 is: 64,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,024.48 : 189,055.88 = 42,899.04 : x
  2. Step 2: Convert to fraction form
    126,024.48/189,055.88 = 42,899.04/x
  3. Step 3: Cross multiply
    126,024.48x = 189,055.88 × 42,899.04
  4. Step 4: Simplify right side
    126,024.48x = 8,110,315,758.36
  5. Step 5: Solve for x
    x = 8,110,315,758.36/126,024.48
  6. Step 6: Final answer
    x = 64,355.08

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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.