Home / 91,036.66-125,631.12-50,752.96

Finding the Fourth Proportional to 91,036.66, 125,631.12 and 50,752.96

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Solution

The fourth proportional to 91,036.66, 125,631.12 and 50,752.96 is: 70,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,036.66 : 125,631.12 = 50,752.96 : x
  2. Step 2: Convert to fraction form
    91,036.66/125,631.12 = 50,752.96/x
  3. Step 3: Cross multiply
    91,036.66x = 125,631.12 × 50,752.96
  4. Step 4: Simplify right side
    91,036.66x = 6,376,151,208.12
  5. Step 5: Solve for x
    x = 6,376,151,208.12/91,036.66
  6. Step 6: Final answer
    x = 70,039.38

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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.