Home / 242,660.18-334,731.85-151,858.46

Finding the Fourth Proportional to 242,660.18, 334,731.85 and 151,858.46

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Solution

The fourth proportional to 242,660.18, 334,731.85 and 151,858.46 is: 209,477.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,660.18 : 334,731.85 = 151,858.46 : x
  2. Step 2: Convert to fraction form
    242,660.18/334,731.85 = 151,858.46/x
  3. Step 3: Cross multiply
    242,660.18x = 334,731.85 × 151,858.46
  4. Step 4: Simplify right side
    242,660.18x = 50,831,863,711.13
  5. Step 5: Solve for x
    x = 50,831,863,711.13/242,660.18
  6. Step 6: Final answer
    x = 209,477.56

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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.