Home / 91,199.20-125,859.76-53,476.32

Finding the Fourth Proportional to 91,199.20, 125,859.76 and 53,476.32

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Solution

The fourth proportional to 91,199.20, 125,859.76 and 53,476.32 is: 73,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,199.20 : 125,859.76 = 53,476.32 : x
  2. Step 2: Convert to fraction form
    91,199.20/125,859.76 = 53,476.32/x
  3. Step 3: Cross multiply
    91,199.20x = 125,859.76 × 53,476.32
  4. Step 4: Simplify right side
    91,199.20x = 6,730,516,800.88
  5. Step 5: Solve for x
    x = 6,730,516,800.88/91,199.20
  6. Step 6: Final answer
    x = 73,800.17

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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.