Home / 71,384.56-98,556.90-45,902.32

Finding the Fourth Proportional to 71,384.56, 98,556.90 and 45,902.32

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Solution

The fourth proportional to 71,384.56, 98,556.90 and 45,902.32 is: 63,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,384.56 : 98,556.90 = 45,902.32 : x
  2. Step 2: Convert to fraction form
    71,384.56/98,556.90 = 45,902.32/x
  3. Step 3: Cross multiply
    71,384.56x = 98,556.90 × 45,902.32
  4. Step 4: Simplify right side
    71,384.56x = 4,523,990,362.01
  5. Step 5: Solve for x
    x = 4,523,990,362.01/71,384.56
  6. Step 6: Final answer
    x = 63,374.91

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1.5x scale

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.