Home / 88,094.70-121,570.77-47,808.47

Finding the Fourth Proportional to 88,094.70, 121,570.77 and 47,808.47

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Solution

The fourth proportional to 88,094.70, 121,570.77 and 47,808.47 is: 65,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,094.70 : 121,570.77 = 47,808.47 : x
  2. Step 2: Convert to fraction form
    88,094.70/121,570.77 = 47,808.47/x
  3. Step 3: Cross multiply
    88,094.70x = 121,570.77 × 47,808.47
  4. Step 4: Simplify right side
    88,094.70x = 5,812,112,510.42
  5. Step 5: Solve for x
    x = 5,812,112,510.42/88,094.70
  6. Step 6: Final answer
    x = 65,975.73

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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.