Home / 341,925.12-512,841.51-89,223.35

Finding the Fourth Proportional to 341,925.12, 512,841.51 and 89,223.35

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Solution

The fourth proportional to 341,925.12, 512,841.51 and 89,223.35 is: 133,822.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,925.12 : 512,841.51 = 89,223.35 : x
  2. Step 2: Convert to fraction form
    341,925.12/512,841.51 = 89,223.35/x
  3. Step 3: Cross multiply
    341,925.12x = 512,841.51 × 89,223.35
  4. Step 4: Simplify right side
    341,925.12x = 45,757,434,977.05
  5. Step 5: Solve for x
    x = 45,757,434,977.05/341,925.12
  6. Step 6: Final answer
    x = 133,822.97

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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.