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Finding the Fourth Proportional to 64,010.39, 88,329.08 and 35,715.47

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Solution

The fourth proportional to 64,010.39, 88,329.08 and 35,715.47 is: 49,284.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,010.39 : 88,329.08 = 35,715.47 : x
  2. Step 2: Convert to fraction form
    64,010.39/88,329.08 = 35,715.47/x
  3. Step 3: Cross multiply
    64,010.39x = 88,329.08 × 35,715.47
  4. Step 4: Simplify right side
    64,010.39x = 3,154,714,254.51
  5. Step 5: Solve for x
    x = 3,154,714,254.51/64,010.39
  6. Step 6: Final answer
    x = 49,284.41

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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.