Home / 250,753.37-346,038.53-136,032.12

Finding the Fourth Proportional to 250,753.37, 346,038.53 and 136,032.12

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Solution

The fourth proportional to 250,753.37, 346,038.53 and 136,032.12 is: 187,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,753.37 : 346,038.53 = 136,032.12 : x
  2. Step 2: Convert to fraction form
    250,753.37/346,038.53 = 136,032.12/x
  3. Step 3: Cross multiply
    250,753.37x = 346,038.53 × 136,032.12
  4. Step 4: Simplify right side
    250,753.37x = 47,072,354,157.42
  5. Step 5: Solve for x
    x = 47,072,354,157.42/250,753.37
  6. Step 6: Final answer
    x = 187,723.72

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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.