Home / 215,950.80-298,010.07-119,155.53

Finding the Fourth Proportional to 215,950.80, 298,010.07 and 119,155.53

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Solution

The fourth proportional to 215,950.80, 298,010.07 and 119,155.53 is: 164,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,950.80 : 298,010.07 = 119,155.53 : x
  2. Step 2: Convert to fraction form
    215,950.80/298,010.07 = 119,155.53/x
  3. Step 3: Cross multiply
    215,950.80x = 298,010.07 × 119,155.53
  4. Step 4: Simplify right side
    215,950.80x = 35,509,547,836.19
  5. Step 5: Solve for x
    x = 35,509,547,836.19/215,950.80
  6. Step 6: Final answer
    x = 164,433.51

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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.