Home / 212,282.17-292,948.95-116,788.64

Finding the Fourth Proportional to 212,282.17, 292,948.95 and 116,788.64

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Solution

The fourth proportional to 212,282.17, 292,948.95 and 116,788.64 is: 161,168.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,282.17 : 292,948.95 = 116,788.64 : x
  2. Step 2: Convert to fraction form
    212,282.17/292,948.95 = 116,788.64/x
  3. Step 3: Cross multiply
    212,282.17x = 292,948.95 × 116,788.64
  4. Step 4: Simplify right side
    212,282.17x = 34,213,108,433.14
  5. Step 5: Solve for x
    x = 34,213,108,433.14/212,282.17
  6. Step 6: Final answer
    x = 161,168.08

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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.