Home / 131,252.64-196,881.75-47,018.28

Finding the Fourth Proportional to 131,252.64, 196,881.75 and 47,018.28

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Solution

The fourth proportional to 131,252.64, 196,881.75 and 47,018.28 is: 70,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,252.64 : 196,881.75 = 47,018.28 : x
  2. Step 2: Convert to fraction form
    131,252.64/196,881.75 = 47,018.28/x
  3. Step 3: Cross multiply
    131,252.64x = 196,881.75 × 47,018.28
  4. Step 4: Simplify right side
    131,252.64x = 9,257,041,248.39
  5. Step 5: Solve for x
    x = 9,257,041,248.39/131,252.64
  6. Step 6: Final answer
    x = 70,528.42

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1.5x scale

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.