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Finding the Fourth Proportional to 64,426.64, 88,907.10 and 35,746.19

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Solution

The fourth proportional to 64,426.64, 88,907.10 and 35,746.19 is: 49,328.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,426.64 : 88,907.10 = 35,746.19 : x
  2. Step 2: Convert to fraction form
    64,426.64/88,907.10 = 35,746.19/x
  3. Step 3: Cross multiply
    64,426.64x = 88,907.10 × 35,746.19
  4. Step 4: Simplify right side
    64,426.64x = 3,178,090,544.94
  5. Step 5: Solve for x
    x = 3,178,090,544.94/64,426.64
  6. Step 6: Final answer
    x = 49,328.83

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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.