Home / 177,789.56-245,302.30-101,307.02

Finding the Fourth Proportional to 177,789.56, 245,302.30 and 101,307.02

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Solution

The fourth proportional to 177,789.56, 245,302.30 and 101,307.02 is: 139,776.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789.56 : 245,302.30 = 101,307.02 : x
  2. Step 2: Convert to fraction form
    177,789.56/245,302.30 = 101,307.02/x
  3. Step 3: Cross multiply
    177,789.56x = 245,302.30 × 101,307.02
  4. Step 4: Simplify right side
    177,789.56x = 24,850,843,785.63
  5. Step 5: Solve for x
    x = 24,850,843,785.63/177,789.56
  6. Step 6: Final answer
    x = 139,776.74

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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.