Home / 90,318.45-124,637.82-50,032.08

Finding the Fourth Proportional to 90,318.45, 124,637.82 and 50,032.08

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Solution

The fourth proportional to 90,318.45, 124,637.82 and 50,032.08 is: 69,043.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,318.45 : 124,637.82 = 50,032.08 : x
  2. Step 2: Convert to fraction form
    90,318.45/124,637.82 = 50,032.08/x
  3. Step 3: Cross multiply
    90,318.45x = 124,637.82 × 50,032.08
  4. Step 4: Simplify right side
    90,318.45x = 6,235,890,036.28
  5. Step 5: Solve for x
    x = 6,235,890,036.28/90,318.45
  6. Step 6: Final answer
    x = 69,043.37

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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.