Home / 92,765.02-128,015.94-50,323.72

Finding the Fourth Proportional to 92,765.02, 128,015.94 and 50,323.72

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Solution

The fourth proportional to 92,765.02, 128,015.94 and 50,323.72 is: 69,446.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,765.02 : 128,015.94 = 50,323.72 : x
  2. Step 2: Convert to fraction form
    92,765.02/128,015.94 = 50,323.72/x
  3. Step 3: Cross multiply
    92,765.02x = 128,015.94 × 50,323.72
  4. Step 4: Simplify right side
    92,765.02x = 6,442,238,320.10
  5. Step 5: Solve for x
    x = 6,442,238,320.10/92,765.02
  6. Step 6: Final answer
    x = 69,446.85

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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.