Home / 92,952.34-128,273.90-52,673.76

Finding the Fourth Proportional to 92,952.34, 128,273.90 and 52,673.76

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Solution

The fourth proportional to 92,952.34, 128,273.90 and 52,673.76 is: 72,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,952.34 : 128,273.90 = 52,673.76 : x
  2. Step 2: Convert to fraction form
    92,952.34/128,273.90 = 52,673.76/x
  3. Step 3: Cross multiply
    92,952.34x = 128,273.90 × 52,673.76
  4. Step 4: Simplify right side
    92,952.34x = 6,756,668,622.86
  5. Step 5: Solve for x
    x = 6,756,668,622.86/92,952.34
  6. Step 6: Final answer
    x = 72,689.60

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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.