Home / 97,134.69-134,022.55-54,693.23

Finding the Fourth Proportional to 97,134.69, 134,022.55 and 54,693.23

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Solution

The fourth proportional to 97,134.69, 134,022.55 and 54,693.23 is: 75,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,134.69 : 134,022.55 = 54,693.23 : x
  2. Step 2: Convert to fraction form
    97,134.69/134,022.55 = 54,693.23/x
  3. Step 3: Cross multiply
    97,134.69x = 134,022.55 × 54,693.23
  4. Step 4: Simplify right side
    97,134.69x = 7,330,125,448.04
  5. Step 5: Solve for x
    x = 7,330,125,448.04/97,134.69
  6. Step 6: Final answer
    x = 75,463.52

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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.