Home / 94,669.37-142,106.42-84,206.40

Finding the Fourth Proportional to 94,669.37, 142,106.42 and 84,206.40

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Solution

The fourth proportional to 94,669.37, 142,106.42 and 84,206.40 is: 126,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,669.37 : 142,106.42 = 84,206.40 : x
  2. Step 2: Convert to fraction form
    94,669.37/142,106.42 = 84,206.40/x
  3. Step 3: Cross multiply
    94,669.37x = 142,106.42 × 84,206.40
  4. Step 4: Simplify right side
    94,669.37x = 11,966,268,913.52
  5. Step 5: Solve for x
    x = 11,966,268,913.52/94,669.37
  6. Step 6: Final answer
    x = 126,400.64

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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.