Home / 91,280.76-125,966.06-50,995.10

Finding the Fourth Proportional to 91,280.76, 125,966.06 and 50,995.10

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Solution

The fourth proportional to 91,280.76, 125,966.06 and 50,995.10 is: 70,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,280.76 : 125,966.06 = 50,995.10 : x
  2. Step 2: Convert to fraction form
    91,280.76/125,966.06 = 50,995.10/x
  3. Step 3: Cross multiply
    91,280.76x = 125,966.06 × 50,995.10
  4. Step 4: Simplify right side
    91,280.76x = 6,423,651,826.31
  5. Step 5: Solve for x
    x = 6,423,651,826.31/91,280.76
  6. Step 6: Final answer
    x = 70,372.46

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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.