Home / 84,148.40-126,221.63-24,178.33

Finding the Fourth Proportional to 84,148.40, 126,221.63 and 24,178.33

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Solution

The fourth proportional to 84,148.40, 126,221.63 and 24,178.33 is: 36,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,148.40 : 126,221.63 = 24,178.33 : x
  2. Step 2: Convert to fraction form
    84,148.40/126,221.63 = 24,178.33/x
  3. Step 3: Cross multiply
    84,148.40x = 126,221.63 × 24,178.33
  4. Step 4: Simplify right side
    84,148.40x = 3,051,828,260.16
  5. Step 5: Solve for x
    x = 3,051,828,260.16/84,148.40
  6. Step 6: Final answer
    x = 36,267.22

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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.