Home / 83,698.28-115,505.62-45,973.32

Finding the Fourth Proportional to 83,698.28, 115,505.62 and 45,973.32

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Solution

The fourth proportional to 83,698.28, 115,505.62 and 45,973.32 is: 63,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,698.28 : 115,505.62 = 45,973.32 : x
  2. Step 2: Convert to fraction form
    83,698.28/115,505.62 = 45,973.32/x
  3. Step 3: Cross multiply
    83,698.28x = 115,505.62 × 45,973.32
  4. Step 4: Simplify right side
    83,698.28x = 5,310,176,830.06
  5. Step 5: Solve for x
    x = 5,310,176,830.06/83,698.28
  6. Step 6: Final answer
    x = 63,444.28

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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.