Home / 64,264.36-88,684.20-35,970.28

Finding the Fourth Proportional to 64,264.36, 88,684.20 and 35,970.28

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Solution

The fourth proportional to 64,264.36, 88,684.20 and 35,970.28 is: 49,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,264.36 : 88,684.20 = 35,970.28 : x
  2. Step 2: Convert to fraction form
    64,264.36/88,684.20 = 35,970.28/x
  3. Step 3: Cross multiply
    64,264.36x = 88,684.20 × 35,970.28
  4. Step 4: Simplify right side
    64,264.36x = 3,189,995,505.58
  5. Step 5: Solve for x
    x = 3,189,995,505.58/64,264.36
  6. Step 6: Final answer
    x = 49,638.64

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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.