Home / 171,428.19-257,159.19-59,093.61

Finding the Fourth Proportional to 171,428.19, 257,159.19 and 59,093.61

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Solution

The fourth proportional to 171,428.19, 257,159.19 and 59,093.61 is: 88,646.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,428.19 : 257,159.19 = 59,093.61 : x
  2. Step 2: Convert to fraction form
    171,428.19/257,159.19 = 59,093.61/x
  3. Step 3: Cross multiply
    171,428.19x = 257,159.19 × 59,093.61
  4. Step 4: Simplify right side
    171,428.19x = 15,196,464,881.78
  5. Step 5: Solve for x
    x = 15,196,464,881.78/171,428.19
  6. Step 6: Final answer
    x = 88,646.24

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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.