Home / 46,547.46-64,190.81-31,268.57

Finding the Fourth Proportional to 46,547.46, 64,190.81 and 31,268.57

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Solution

The fourth proportional to 46,547.46, 64,190.81 and 31,268.57 is: 43,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,547.46 : 64,190.81 = 31,268.57 : x
  2. Step 2: Convert to fraction form
    46,547.46/64,190.81 = 31,268.57/x
  3. Step 3: Cross multiply
    46,547.46x = 64,190.81 × 31,268.57
  4. Step 4: Simplify right side
    46,547.46x = 2,007,154,593.06
  5. Step 5: Solve for x
    x = 2,007,154,593.06/46,547.46
  6. Step 6: Final answer
    x = 43,120.60

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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.