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Finding the Fourth Proportional to 212,045.84, 292,617.48 and 116,552.56

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Solution

The fourth proportional to 212,045.84, 292,617.48 and 116,552.56 is: 160,839.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,045.84 : 292,617.48 = 116,552.56 : x
  2. Step 2: Convert to fraction form
    212,045.84/292,617.48 = 116,552.56/x
  3. Step 3: Cross multiply
    212,045.84x = 292,617.48 × 116,552.56
  4. Step 4: Simplify right side
    212,045.84x = 34,105,316,394.75
  5. Step 5: Solve for x
    x = 34,105,316,394.75/212,045.84
  6. Step 6: Final answer
    x = 160,839.36

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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.