Home / 98,947.28-148,386.36-59,511.44

Finding the Fourth Proportional to 98,947.28, 148,386.36 and 59,511.44

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Solution

The fourth proportional to 98,947.28, 148,386.36 and 59,511.44 is: 89,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,947.28 : 148,386.36 = 59,511.44 : x
  2. Step 2: Convert to fraction form
    98,947.28/148,386.36 = 59,511.44/x
  3. Step 3: Cross multiply
    98,947.28x = 148,386.36 × 59,511.44
  4. Step 4: Simplify right side
    98,947.28x = 8,830,685,959.96
  5. Step 5: Solve for x
    x = 8,830,685,959.96/98,947.28
  6. Step 6: Final answer
    x = 89,246.37

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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.