Home / 67,133.39-92,646.45-38,458.17

Finding the Fourth Proportional to 67,133.39, 92,646.45 and 38,458.17

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Solution

The fourth proportional to 67,133.39, 92,646.45 and 38,458.17 is: 53,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,133.39 : 92,646.45 = 38,458.17 : x
  2. Step 2: Convert to fraction form
    67,133.39/92,646.45 = 38,458.17/x
  3. Step 3: Cross multiply
    67,133.39x = 92,646.45 × 38,458.17
  4. Step 4: Simplify right side
    67,133.39x = 3,563,012,924.00
  5. Step 5: Solve for x
    x = 3,563,012,924.00/67,133.39
  6. Step 6: Final answer
    x = 53,073.64

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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.