Home / 195,428.10-292,267.35-163,935.30

Finding the Fourth Proportional to 195,428.10, 292,267.35 and 163,935.30

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Solution

The fourth proportional to 195,428.10, 292,267.35 and 163,935.30 is: 245,169.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,428.10 : 292,267.35 = 163,935.30 : x
  2. Step 2: Convert to fraction form
    195,428.10/292,267.35 = 163,935.30/x
  3. Step 3: Cross multiply
    195,428.10x = 292,267.35 × 163,935.30
  4. Step 4: Simplify right side
    195,428.10x = 47,912,935,702.46
  5. Step 5: Solve for x
    x = 47,912,935,702.46/195,428.10
  6. Step 6: Final answer
    x = 245,169.12

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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.