Home / 196,389.95-271,041.26-110,349.12

Finding the Fourth Proportional to 196,389.95, 271,041.26 and 110,349.12

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Solution

The fourth proportional to 196,389.95, 271,041.26 and 110,349.12 is: 152,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,389.95 : 271,041.26 = 110,349.12 : x
  2. Step 2: Convert to fraction form
    196,389.95/271,041.26 = 110,349.12/x
  3. Step 3: Cross multiply
    196,389.95x = 271,041.26 × 110,349.12
  4. Step 4: Simplify right side
    196,389.95x = 29,909,163,972.95
  5. Step 5: Solve for x
    x = 29,909,163,972.95/196,389.95
  6. Step 6: Final answer
    x = 152,294.78

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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.