Home / 178,689.06-246,573.45-103,235.94

Finding the Fourth Proportional to 178,689.06, 246,573.45 and 103,235.94

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Solution

The fourth proportional to 178,689.06, 246,573.45 and 103,235.94 is: 142,455.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,689.06 : 246,573.45 = 103,235.94 : x
  2. Step 2: Convert to fraction form
    178,689.06/246,573.45 = 103,235.94/x
  3. Step 3: Cross multiply
    178,689.06x = 246,573.45 × 103,235.94
  4. Step 4: Simplify right side
    178,689.06x = 25,455,241,889.79
  5. Step 5: Solve for x
    x = 25,455,241,889.79/178,689.06
  6. Step 6: Final answer
    x = 142,455.51

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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.