Home / 110,385.64-151,935.78-92,280.52

Finding the Fourth Proportional to 110,385.64, 151,935.78 and 92,280.52

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Solution

The fourth proportional to 110,385.64, 151,935.78 and 92,280.52 is: 127,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,385.64 : 151,935.78 = 92,280.52 : x
  2. Step 2: Convert to fraction form
    110,385.64/151,935.78 = 92,280.52/x
  3. Step 3: Cross multiply
    110,385.64x = 151,935.78 × 92,280.52
  4. Step 4: Simplify right side
    110,385.64x = 14,020,712,785.01
  5. Step 5: Solve for x
    x = 14,020,712,785.01/110,385.64
  6. Step 6: Final answer
    x = 127,015.73

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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.