Home / 172,018.18-237,390.63-95,538.20

Finding the Fourth Proportional to 172,018.18, 237,390.63 and 95,538.20

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Solution

The fourth proportional to 172,018.18, 237,390.63 and 95,538.20 is: 131,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,018.18 : 237,390.63 = 95,538.20 : x
  2. Step 2: Convert to fraction form
    172,018.18/237,390.63 = 95,538.20/x
  3. Step 3: Cross multiply
    172,018.18x = 237,390.63 × 95,538.20
  4. Step 4: Simplify right side
    172,018.18x = 22,679,871,822.42
  5. Step 5: Solve for x
    x = 22,679,871,822.42/172,018.18
  6. Step 6: Final answer
    x = 131,845.78

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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.