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Finding the Fourth Proportional to 64,190.88, 96,266.88 and 17,437.68

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Solution

The fourth proportional to 64,190.88, 96,266.88 and 17,437.68 is: 26,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,190.88 : 96,266.88 = 17,437.68 : x
  2. Step 2: Convert to fraction form
    64,190.88/96,266.88 = 17,437.68/x
  3. Step 3: Cross multiply
    64,190.88x = 96,266.88 × 17,437.68
  4. Step 4: Simplify right side
    64,190.88x = 1,678,671,048.04
  5. Step 5: Solve for x
    x = 1,678,671,048.04/64,190.88
  6. Step 6: Final answer
    x = 26,151.24

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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.