Home / 126,050.40-189,075.60-63,842.40

Finding the Fourth Proportional to 126,050.40, 189,075.60 and 63,842.40

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Solution

The fourth proportional to 126,050.40, 189,075.60 and 63,842.40 is: 95,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,050.40 : 189,075.60 = 63,842.40 : x
  2. Step 2: Convert to fraction form
    126,050.40/189,075.60 = 63,842.40/x
  3. Step 3: Cross multiply
    126,050.40x = 189,075.60 × 63,842.40
  4. Step 4: Simplify right side
    126,050.40x = 12,071,040,085.44
  5. Step 5: Solve for x
    x = 12,071,040,085.44/126,050.40
  6. Step 6: Final answer
    x = 95,763.60

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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.