Home / 77,434.48-106,867.64-43,452.14

Finding the Fourth Proportional to 77,434.48, 106,867.64 and 43,452.14

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Solution

The fourth proportional to 77,434.48, 106,867.64 and 43,452.14 is: 59,968.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,434.48 : 106,867.64 = 43,452.14 : x
  2. Step 2: Convert to fraction form
    77,434.48/106,867.64 = 43,452.14/x
  3. Step 3: Cross multiply
    77,434.48x = 106,867.64 × 43,452.14
  4. Step 4: Simplify right side
    77,434.48x = 4,643,627,654.75
  5. Step 5: Solve for x
    x = 4,643,627,654.75/77,434.48
  6. Step 6: Final answer
    x = 59,968.47

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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.