Home / 98,293.14-135,647.40-55,853.46

Finding the Fourth Proportional to 98,293.14, 135,647.40 and 55,853.46

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Solution

The fourth proportional to 98,293.14, 135,647.40 and 55,853.46 is: 77,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,293.14 : 135,647.40 = 55,853.46 : x
  2. Step 2: Convert to fraction form
    98,293.14/135,647.40 = 55,853.46/x
  3. Step 3: Cross multiply
    98,293.14x = 135,647.40 × 55,853.46
  4. Step 4: Simplify right side
    98,293.14x = 7,576,376,630.00
  5. Step 5: Solve for x
    x = 7,576,376,630.00/98,293.14
  6. Step 6: Final answer
    x = 77,079.40

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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.