Home / 126,525.04-189,639.36-51,598.40

Finding the Fourth Proportional to 126,525.04, 189,639.36 and 51,598.40

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Solution

The fourth proportional to 126,525.04, 189,639.36 and 51,598.40 is: 77,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,525.04 : 189,639.36 = 51,598.40 : x
  2. Step 2: Convert to fraction form
    126,525.04/189,639.36 = 51,598.40/x
  3. Step 3: Cross multiply
    126,525.04x = 189,639.36 × 51,598.40
  4. Step 4: Simplify right side
    126,525.04x = 9,785,087,553.02
  5. Step 5: Solve for x
    x = 9,785,087,553.02/126,525.04
  6. Step 6: Final answer
    x = 77,337.16

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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.