Home / 110,293.31-152,218.28-64,968.95

Finding the Fourth Proportional to 110,293.31, 152,218.28 and 64,968.95

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Solution

The fourth proportional to 110,293.31, 152,218.28 and 64,968.95 is: 89,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,293.31 : 152,218.28 = 64,968.95 : x
  2. Step 2: Convert to fraction form
    110,293.31/152,218.28 = 64,968.95/x
  3. Step 3: Cross multiply
    110,293.31x = 152,218.28 × 64,968.95
  4. Step 4: Simplify right side
    110,293.31x = 9,889,461,822.41
  5. Step 5: Solve for x
    x = 9,889,461,822.41/110,293.31
  6. Step 6: Final answer
    x = 89,665.11

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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.