Home / 84,340.13-116,389.40-46,614.38

Finding the Fourth Proportional to 84,340.13, 116,389.40 and 46,614.38

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Solution

The fourth proportional to 84,340.13, 116,389.40 and 46,614.38 is: 64,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,340.13 : 116,389.40 = 46,614.38 : x
  2. Step 2: Convert to fraction form
    84,340.13/116,389.40 = 46,614.38/x
  3. Step 3: Cross multiply
    84,340.13x = 116,389.40 × 46,614.38
  4. Step 4: Simplify right side
    84,340.13x = 5,425,418,904.55
  5. Step 5: Solve for x
    x = 5,425,418,904.55/84,340.13
  6. Step 6: Final answer
    x = 64,327.85

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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.