Home / 83,108.84-114,688.76-47,298.12

Finding the Fourth Proportional to 83,108.84, 114,688.76 and 47,298.12

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Solution

The fourth proportional to 83,108.84, 114,688.76 and 47,298.12 is: 65,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,108.84 : 114,688.76 = 47,298.12 : x
  2. Step 2: Convert to fraction form
    83,108.84/114,688.76 = 47,298.12/x
  3. Step 3: Cross multiply
    83,108.84x = 114,688.76 × 47,298.12
  4. Step 4: Simplify right side
    83,108.84x = 5,424,562,496.64
  5. Step 5: Solve for x
    x = 5,424,562,496.64/83,108.84
  6. Step 6: Final answer
    x = 65,270.59

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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.