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Finding the Fourth Proportional to 64,955.52, 97,439.49 and 18,208.26

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Solution

The fourth proportional to 64,955.52, 97,439.49 and 18,208.26 is: 27,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,955.52 : 97,439.49 = 18,208.26 : x
  2. Step 2: Convert to fraction form
    64,955.52/97,439.49 = 18,208.26/x
  3. Step 3: Cross multiply
    64,955.52x = 97,439.49 × 18,208.26
  4. Step 4: Simplify right side
    64,955.52x = 1,774,203,568.19
  5. Step 5: Solve for x
    x = 1,774,203,568.19/64,955.52
  6. Step 6: Final answer
    x = 27,314.13

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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.