Home / 91,559.46-126,340.98-51,270.06

Finding the Fourth Proportional to 91,559.46, 126,340.98 and 51,270.06

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Solution

The fourth proportional to 91,559.46, 126,340.98 and 51,270.06 is: 70,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,559.46 : 126,340.98 = 51,270.06 : x
  2. Step 2: Convert to fraction form
    91,559.46/126,340.98 = 51,270.06/x
  3. Step 3: Cross multiply
    91,559.46x = 126,340.98 × 51,270.06
  4. Step 4: Simplify right side
    91,559.46x = 6,477,509,625.06
  5. Step 5: Solve for x
    x = 6,477,509,625.06/91,559.46
  6. Step 6: Final answer
    x = 70,746.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.