Home / 84,133.12-116,099.52-46,406.40

Finding the Fourth Proportional to 84,133.12, 116,099.52 and 46,406.40

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Solution

The fourth proportional to 84,133.12, 116,099.52 and 46,406.40 is: 64,038.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,133.12 : 116,099.52 = 46,406.40 : x
  2. Step 2: Convert to fraction form
    84,133.12/116,099.52 = 46,406.40/x
  3. Step 3: Cross multiply
    84,133.12x = 116,099.52 × 46,406.40
  4. Step 4: Simplify right side
    84,133.12x = 5,387,760,764.93
  5. Step 5: Solve for x
    x = 5,387,760,764.93/84,133.12
  6. Step 6: Final answer
    x = 64,038.52

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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.