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Finding the Fourth Proportional to 153,868, 230,802 and 43,060

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Solution

The fourth proportional to 153,868, 230,802 and 43,060 is: 64,590

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,868 : 230,802 = 43,060 : x
  2. Step 2: Convert to fraction form
    153,868/230,802 = 43,060/x
  3. Step 3: Cross multiply
    153,868x = 230,802 × 43,060
  4. Step 4: Simplify right side
    153,868x = 9,938,334,120
  5. Step 5: Solve for x
    x = 9,938,334,120/153,868
  6. Step 6: Final answer
    x = 64,590

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.