Home / 252,670.16-379,091.64-112,526.48

Finding the Fourth Proportional to 252,670.16, 379,091.64 and 112,526.48

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Solution

The fourth proportional to 252,670.16, 379,091.64 and 112,526.48 is: 168,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,670.16 : 379,091.64 = 112,526.48 : x
  2. Step 2: Convert to fraction form
    252,670.16/379,091.64 = 112,526.48/x
  3. Step 3: Cross multiply
    252,670.16x = 379,091.64 × 112,526.48
  4. Step 4: Simplify right side
    252,670.16x = 42,657,847,846.63
  5. Step 5: Solve for x
    x = 42,657,847,846.63/252,670.16
  6. Step 6: Final answer
    x = 168,828.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.