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Finding the Fourth Proportional to 64,301.79, 88,732.17 and 35,619.51

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Solution

The fourth proportional to 64,301.79, 88,732.17 and 35,619.51 is: 49,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,301.79 : 88,732.17 = 35,619.51 : x
  2. Step 2: Convert to fraction form
    64,301.79/88,732.17 = 35,619.51/x
  3. Step 3: Cross multiply
    64,301.79x = 88,732.17 × 35,619.51
  4. Step 4: Simplify right side
    64,301.79x = 3,160,596,425.13
  5. Step 5: Solve for x
    x = 3,160,596,425.13/64,301.79
  6. Step 6: Final answer
    x = 49,152.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.