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Finding the Fourth Proportional to 224,851.05, 310,298.89 and 122,882.82

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Solution

The fourth proportional to 224,851.05, 310,298.89 and 122,882.82 is: 169,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,851.05 : 310,298.89 = 122,882.82 : x
  2. Step 2: Convert to fraction form
    224,851.05/310,298.89 = 122,882.82/x
  3. Step 3: Cross multiply
    224,851.05x = 310,298.89 × 122,882.82
  4. Step 4: Simplify right side
    224,851.05x = 38,130,402,646.07
  5. Step 5: Solve for x
    x = 38,130,402,646.07/224,851.05
  6. Step 6: Final answer
    x = 169,580.72

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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.