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Finding the Fourth Proportional to 64,688.49, 97,031.93 and 22,568.49

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Solution

The fourth proportional to 64,688.49, 97,031.93 and 22,568.49 is: 33,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,688.49 : 97,031.93 = 22,568.49 : x
  2. Step 2: Convert to fraction form
    64,688.49/97,031.93 = 22,568.49/x
  3. Step 3: Cross multiply
    64,688.49x = 97,031.93 × 22,568.49
  4. Step 4: Simplify right side
    64,688.49x = 2,189,864,029.04
  5. Step 5: Solve for x
    x = 2,189,864,029.04/64,688.49
  6. Step 6: Final answer
    x = 33,852.45

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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.