Home / 99,423.86-149,135.72-46,837.44

Finding the Fourth Proportional to 99,423.86, 149,135.72 and 46,837.44

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Solution

The fourth proportional to 99,423.86, 149,135.72 and 46,837.44 is: 70,256.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,423.86 : 149,135.72 = 46,837.44 : x
  2. Step 2: Convert to fraction form
    99,423.86/149,135.72 = 46,837.44/x
  3. Step 3: Cross multiply
    99,423.86x = 149,135.72 × 46,837.44
  4. Step 4: Simplify right side
    99,423.86x = 6,985,135,103.17
  5. Step 5: Solve for x
    x = 6,985,135,103.17/99,423.86
  6. Step 6: Final answer
    x = 70,256.13

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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.