Home / 84,235.80-126,352.44-25,071.84

Finding the Fourth Proportional to 84,235.80, 126,352.44 and 25,071.84

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Solution

The fourth proportional to 84,235.80, 126,352.44 and 25,071.84 is: 37,607.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,235.80 : 126,352.44 = 25,071.84 : x
  2. Step 2: Convert to fraction form
    84,235.80/126,352.44 = 25,071.84/x
  3. Step 3: Cross multiply
    84,235.80x = 126,352.44 × 25,071.84
  4. Step 4: Simplify right side
    84,235.80x = 3,167,888,159.29
  5. Step 5: Solve for x
    x = 3,167,888,159.29/84,235.80
  6. Step 6: Final answer
    x = 37,607.38

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1.5x scale

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.