Home / 97,095.80-134,033.66-65,283.15

Finding the Fourth Proportional to 97,095.80, 134,033.66 and 65,283.15

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Solution

The fourth proportional to 97,095.80, 134,033.66 and 65,283.15 is: 90,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,095.80 : 134,033.66 = 65,283.15 : x
  2. Step 2: Convert to fraction form
    97,095.80/134,033.66 = 65,283.15/x
  3. Step 3: Cross multiply
    97,095.80x = 134,033.66 × 65,283.15
  4. Step 4: Simplify right side
    97,095.80x = 8,750,139,204.41
  5. Step 5: Solve for x
    x = 8,750,139,204.41/97,095.80
  6. Step 6: Final answer
    x = 90,118.62

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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.