Home / 91,066.03-125,671.13-53,340.28

Finding the Fourth Proportional to 91,066.03, 125,671.13 and 53,340.28

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Solution

The fourth proportional to 91,066.03, 125,671.13 and 53,340.28 is: 73,609.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,066.03 : 125,671.13 = 53,340.28 : x
  2. Step 2: Convert to fraction form
    91,066.03/125,671.13 = 53,340.28/x
  3. Step 3: Cross multiply
    91,066.03x = 125,671.13 × 53,340.28
  4. Step 4: Simplify right side
    91,066.03x = 6,703,333,262.12
  5. Step 5: Solve for x
    x = 6,703,333,262.12/91,066.03
  6. Step 6: Final answer
    x = 73,609.59

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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.