Home / 202,248.23-279,158.06-117,392.63

Finding the Fourth Proportional to 202,248.23, 279,158.06 and 117,392.63

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Solution

The fourth proportional to 202,248.23, 279,158.06 and 117,392.63 is: 162,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,248.23 : 279,158.06 = 117,392.63 : x
  2. Step 2: Convert to fraction form
    202,248.23/279,158.06 = 117,392.63/x
  3. Step 3: Cross multiply
    202,248.23x = 279,158.06 × 117,392.63
  4. Step 4: Simplify right side
    202,248.23x = 32,771,097,746.79
  5. Step 5: Solve for x
    x = 32,771,097,746.79/202,248.23
  6. Step 6: Final answer
    x = 162,034.04

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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.