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Finding the Fourth Proportional to 64,235.76, 96,356.27 and 17,488.63

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Solution

The fourth proportional to 64,235.76, 96,356.27 and 17,488.63 is: 26,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,235.76 : 96,356.27 = 17,488.63 : x
  2. Step 2: Convert to fraction form
    64,235.76/96,356.27 = 17,488.63/x
  3. Step 3: Cross multiply
    64,235.76x = 96,356.27 × 17,488.63
  4. Step 4: Simplify right side
    64,235.76x = 1,685,139,066.77
  5. Step 5: Solve for x
    x = 1,685,139,066.77/64,235.76
  6. Step 6: Final answer
    x = 26,233.66

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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.