Home / 64,264.78-88,685.38-35,970.47

Finding the Fourth Proportional to 64,264.78, 88,685.38 and 35,970.47

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Solution

The fourth proportional to 64,264.78, 88,685.38 and 35,970.47 is: 49,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,264.78 : 88,685.38 = 35,970.47 : x
  2. Step 2: Convert to fraction form
    64,264.78/88,685.38 = 35,970.47/x
  3. Step 3: Cross multiply
    64,264.78x = 88,685.38 × 35,970.47
  4. Step 4: Simplify right side
    64,264.78x = 3,190,054,800.73
  5. Step 5: Solve for x
    x = 3,190,054,800.73/64,264.78
  6. Step 6: Final answer
    x = 49,639.24

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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.