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Finding the Fourth Proportional to 64,498.50, 96,710.16 and 25,009.48

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Solution

The fourth proportional to 64,498.50, 96,710.16 and 25,009.48 is: 37,499.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,498.50 : 96,710.16 = 25,009.48 : x
  2. Step 2: Convert to fraction form
    64,498.50/96,710.16 = 25,009.48/x
  3. Step 3: Cross multiply
    64,498.50x = 96,710.16 × 25,009.48
  4. Step 4: Simplify right side
    64,498.50x = 2,418,670,812.32
  5. Step 5: Solve for x
    x = 2,418,670,812.32/64,498.50
  6. Step 6: Final answer
    x = 37,499.64

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1.5x scale

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.