Home / 89,271.54-133,856.57-69,001.13

Finding the Fourth Proportional to 89,271.54, 133,856.57 and 69,001.13

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Solution

The fourth proportional to 89,271.54, 133,856.57 and 69,001.13 is: 103,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,271.54 : 133,856.57 = 69,001.13 : x
  2. Step 2: Convert to fraction form
    89,271.54/133,856.57 = 69,001.13/x
  3. Step 3: Cross multiply
    89,271.54x = 133,856.57 × 69,001.13
  4. Step 4: Simplify right side
    89,271.54x = 9,236,253,573.64
  5. Step 5: Solve for x
    x = 9,236,253,573.64/89,271.54
  6. Step 6: Final answer
    x = 103,462.46

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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.