Home / 126,050.40-189,075.60-88,725.60

Finding the Fourth Proportional to 126,050.40, 189,075.60 and 88,725.60

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Solution

The fourth proportional to 126,050.40, 189,075.60 and 88,725.60 is: 133,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,050.40 : 189,075.60 = 88,725.60 : x
  2. Step 2: Convert to fraction form
    126,050.40/189,075.60 = 88,725.60/x
  3. Step 3: Cross multiply
    126,050.40x = 189,075.60 × 88,725.60
  4. Step 4: Simplify right side
    126,050.40x = 16,775,846,055.36
  5. Step 5: Solve for x
    x = 16,775,846,055.36/126,050.40
  6. Step 6: Final answer
    x = 133,088.40

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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.