Home / 69,334.48-95,681.60-39,126.20

Finding the Fourth Proportional to 69,334.48, 95,681.60 and 39,126.20

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Solution

The fourth proportional to 69,334.48, 95,681.60 and 39,126.20 is: 53,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,334.48 : 95,681.60 = 39,126.20 : x
  2. Step 2: Convert to fraction form
    69,334.48/95,681.60 = 39,126.20/x
  3. Step 3: Cross multiply
    69,334.48x = 95,681.60 × 39,126.20
  4. Step 4: Simplify right side
    69,334.48x = 3,743,657,417.92
  5. Step 5: Solve for x
    x = 3,743,657,417.92/69,334.48
  6. Step 6: Final answer
    x = 53,994.17

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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.