Home / 272,920.60-376,658.16-152,081.56

Finding the Fourth Proportional to 272,920.60, 376,658.16 and 152,081.56

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Solution

The fourth proportional to 272,920.60, 376,658.16 and 152,081.56 is: 209,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,920.60 : 376,658.16 = 152,081.56 : x
  2. Step 2: Convert to fraction form
    272,920.60/376,658.16 = 152,081.56/x
  3. Step 3: Cross multiply
    272,920.60x = 376,658.16 × 152,081.56
  4. Step 4: Simplify right side
    272,920.60x = 57,282,760,559.53
  5. Step 5: Solve for x
    x = 57,282,760,559.53/272,920.60
  6. Step 6: Final answer
    x = 209,888.01

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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.