Home / 46,090.81-69,081.54-40,776.40

Finding the Fourth Proportional to 46,090.81, 69,081.54 and 40,776.40

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Solution

The fourth proportional to 46,090.81, 69,081.54 and 40,776.40 is: 61,116.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,090.81 : 69,081.54 = 40,776.40 : x
  2. Step 2: Convert to fraction form
    46,090.81/69,081.54 = 40,776.40/x
  3. Step 3: Cross multiply
    46,090.81x = 69,081.54 × 40,776.40
  4. Step 4: Simplify right side
    46,090.81x = 2,816,896,507.66
  5. Step 5: Solve for x
    x = 2,816,896,507.66/46,090.81
  6. Step 6: Final answer
    x = 61,116.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.