Home / 84,412.13-116,488.80-46,686.38

Finding the Fourth Proportional to 84,412.13, 116,488.80 and 46,686.38

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Solution

The fourth proportional to 84,412.13, 116,488.80 and 46,686.38 is: 64,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,412.13 : 116,488.80 = 46,686.38 : x
  2. Step 2: Convert to fraction form
    84,412.13/116,488.80 = 46,686.38/x
  3. Step 3: Cross multiply
    84,412.13x = 116,488.80 × 46,686.38
  4. Step 4: Simplify right side
    84,412.13x = 5,438,439,800.10
  5. Step 5: Solve for x
    x = 5,438,439,800.10/84,412.13
  6. Step 6: Final answer
    x = 64,427.23

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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.