Home / 93,271.80-139,856.40-63,723

Finding the Fourth Proportional to 93,271.80, 139,856.40 and 63,723

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Solution

The fourth proportional to 93,271.80, 139,856.40 and 63,723 is: 95,549.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,271.80 : 139,856.40 = 63,723 : x
  2. Step 2: Convert to fraction form
    93,271.80/139,856.40 = 63,723/x
  3. Step 3: Cross multiply
    93,271.80x = 139,856.40 × 63,723
  4. Step 4: Simplify right side
    93,271.80x = 8,912,069,377.20
  5. Step 5: Solve for x
    x = 8,912,069,377.20/93,271.80
  6. Step 6: Final answer
    x = 95,549.45

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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.