Home / 73,312.27-101,118.74-67,281.98

Finding the Fourth Proportional to 73,312.27, 101,118.74 and 67,281.98

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Solution

The fourth proportional to 73,312.27, 101,118.74 and 67,281.98 is: 92,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,312.27 : 101,118.74 = 67,281.98 : x
  2. Step 2: Convert to fraction form
    73,312.27/101,118.74 = 67,281.98/x
  3. Step 3: Cross multiply
    73,312.27x = 101,118.74 × 67,281.98
  4. Step 4: Simplify right side
    73,312.27x = 6,803,468,958.69
  5. Step 5: Solve for x
    x = 6,803,468,958.69/73,312.27
  6. Step 6: Final answer
    x = 92,801.23

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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.