Home / 242,018.37-333,985.55-134,586.05

Finding the Fourth Proportional to 242,018.37, 333,985.55 and 134,586.05

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Solution

The fourth proportional to 242,018.37, 333,985.55 and 134,586.05 is: 185,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,018.37 : 333,985.55 = 134,586.05 : x
  2. Step 2: Convert to fraction form
    242,018.37/333,985.55 = 134,586.05/x
  3. Step 3: Cross multiply
    242,018.37x = 333,985.55 × 134,586.05
  4. Step 4: Simplify right side
    242,018.37x = 44,949,793,588.72
  5. Step 5: Solve for x
    x = 44,949,793,588.72/242,018.37
  6. Step 6: Final answer
    x = 185,728.85

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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.