Home / 98,267.47-135,609.57-55,828.33

Finding the Fourth Proportional to 98,267.47, 135,609.57 and 55,828.33

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Solution

The fourth proportional to 98,267.47, 135,609.57 and 55,828.33 is: 77,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,267.47 : 135,609.57 = 55,828.33 : x
  2. Step 2: Convert to fraction form
    98,267.47/135,609.57 = 55,828.33/x
  3. Step 3: Cross multiply
    98,267.47x = 135,609.57 × 55,828.33
  4. Step 4: Simplify right side
    98,267.47x = 7,570,855,545.98
  5. Step 5: Solve for x
    x = 7,570,855,545.98/98,267.47
  6. Step 6: Final answer
    x = 77,043.35

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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.