Home / 178,886.59-246,858.28-102,403.15

Finding the Fourth Proportional to 178,886.59, 246,858.28 and 102,403.15

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Solution

The fourth proportional to 178,886.59, 246,858.28 and 102,403.15 is: 141,313.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,886.59 : 246,858.28 = 102,403.15 : x
  2. Step 2: Convert to fraction form
    178,886.59/246,858.28 = 102,403.15/x
  3. Step 3: Cross multiply
    178,886.59x = 246,858.28 × 102,403.15
  4. Step 4: Simplify right side
    178,886.59x = 25,279,064,963.57
  5. Step 5: Solve for x
    x = 25,279,064,963.57/178,886.59
  6. Step 6: Final answer
    x = 141,313.36

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1.5x scale

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.