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Finding the Fourth Proportional to 265,992.10, 367,018.74 and 158,572.12

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Solution

The fourth proportional to 265,992.10, 367,018.74 and 158,572.12 is: 218,799.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,992.10 : 367,018.74 = 158,572.12 : x
  2. Step 2: Convert to fraction form
    265,992.10/367,018.74 = 158,572.12/x
  3. Step 3: Cross multiply
    265,992.10x = 367,018.74 × 158,572.12
  4. Step 4: Simplify right side
    265,992.10x = 58,198,939,681.53
  5. Step 5: Solve for x
    x = 58,198,939,681.53/265,992.10
  6. Step 6: Final answer
    x = 218,799.50

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1.5x scale

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.