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Finding the Fourth Proportional to 92,305.68, 127,378.80 and 58,332.32

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Solution

The fourth proportional to 92,305.68, 127,378.80 and 58,332.32 is: 80,496.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,305.68 : 127,378.80 = 58,332.32 : x
  2. Step 2: Convert to fraction form
    92,305.68/127,378.80 = 58,332.32/x
  3. Step 3: Cross multiply
    92,305.68x = 127,378.80 × 58,332.32
  4. Step 4: Simplify right side
    92,305.68x = 7,430,300,922.82
  5. Step 5: Solve for x
    x = 7,430,300,922.82/92,305.68
  6. Step 6: Final answer
    x = 80,496.68

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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.