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Finding the Fourth Proportional to 46,482, 64,314.05 and 40,526.07

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Solution

The fourth proportional to 46,482, 64,314.05 and 40,526.07 is: 56,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,482 : 64,314.05 = 40,526.07 : x
  2. Step 2: Convert to fraction form
    46,482/64,314.05 = 40,526.07/x
  3. Step 3: Cross multiply
    46,482x = 64,314.05 × 40,526.07
  4. Step 4: Simplify right side
    46,482x = 2,606,395,489.65
  5. Step 5: Solve for x
    x = 2,606,395,489.65/46,482
  6. Step 6: Final answer
    x = 56,073.22

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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.