Home / 92,719.55-127,960.90-52,440.48

Finding the Fourth Proportional to 92,719.55, 127,960.90 and 52,440.48

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Solution

The fourth proportional to 92,719.55, 127,960.90 and 52,440.48 is: 72,372.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,719.55 : 127,960.90 = 52,440.48 : x
  2. Step 2: Convert to fraction form
    92,719.55/127,960.90 = 52,440.48/x
  3. Step 3: Cross multiply
    92,719.55x = 127,960.90 × 52,440.48
  4. Step 4: Simplify right side
    92,719.55x = 6,710,330,886.13
  5. Step 5: Solve for x
    x = 6,710,330,886.13/92,719.55
  6. Step 6: Final answer
    x = 72,372.34

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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.