Home / 67,557.71-93,301.27-51,393.08

Finding the Fourth Proportional to 67,557.71, 93,301.27 and 51,393.08

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Solution

The fourth proportional to 67,557.71, 93,301.27 and 51,393.08 is: 70,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,557.71 : 93,301.27 = 51,393.08 : x
  2. Step 2: Convert to fraction form
    67,557.71/93,301.27 = 51,393.08/x
  3. Step 3: Cross multiply
    67,557.71x = 93,301.27 × 51,393.08
  4. Step 4: Simplify right side
    67,557.71x = 4,795,039,737.98
  5. Step 5: Solve for x
    x = 4,795,039,737.98/67,557.71
  6. Step 6: Final answer
    x = 70,976.94

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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.