Home / 56,794.79-78,377.33-31,302.07

Finding the Fourth Proportional to 56,794.79, 78,377.33 and 31,302.07

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Solution

The fourth proportional to 56,794.79, 78,377.33 and 31,302.07 is: 43,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,794.79 : 78,377.33 = 31,302.07 : x
  2. Step 2: Convert to fraction form
    56,794.79/78,377.33 = 31,302.07/x
  3. Step 3: Cross multiply
    56,794.79x = 78,377.33 × 31,302.07
  4. Step 4: Simplify right side
    56,794.79x = 2,453,372,552.38
  5. Step 5: Solve for x
    x = 2,453,372,552.38/56,794.79
  6. Step 6: Final answer
    x = 43,197.14

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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.