Home / 113,326.02-156,386.70-63,025.02

Finding the Fourth Proportional to 113,326.02, 156,386.70 and 63,025.02

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Solution

The fourth proportional to 113,326.02, 156,386.70 and 63,025.02 is: 86,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,326.02 : 156,386.70 = 63,025.02 : x
  2. Step 2: Convert to fraction form
    113,326.02/156,386.70 = 63,025.02/x
  3. Step 3: Cross multiply
    113,326.02x = 156,386.70 × 63,025.02
  4. Step 4: Simplify right side
    113,326.02x = 9,856,274,895.23
  5. Step 5: Solve for x
    x = 9,856,274,895.23/113,326.02
  6. Step 6: Final answer
    x = 86,972.74

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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.