Home / 112,344.71-155,048.38-63,958.55

Finding the Fourth Proportional to 112,344.71, 155,048.38 and 63,958.55

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Solution

The fourth proportional to 112,344.71, 155,048.38 and 63,958.55 is: 88,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,344.71 : 155,048.38 = 63,958.55 : x
  2. Step 2: Convert to fraction form
    112,344.71/155,048.38 = 63,958.55/x
  3. Step 3: Cross multiply
    112,344.71x = 155,048.38 × 63,958.55
  4. Step 4: Simplify right side
    112,344.71x = 9,916,668,629.51
  5. Step 5: Solve for x
    x = 9,916,668,629.51/112,344.71
  6. Step 6: Final answer
    x = 88,270.01

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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.