Home / 84,763.72-116,968.08-47,035

Finding the Fourth Proportional to 84,763.72, 116,968.08 and 47,035

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Solution

The fourth proportional to 84,763.72, 116,968.08 and 47,035 is: 64,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,763.72 : 116,968.08 = 47,035 : x
  2. Step 2: Convert to fraction form
    84,763.72/116,968.08 = 47,035/x
  3. Step 3: Cross multiply
    84,763.72x = 116,968.08 × 47,035
  4. Step 4: Simplify right side
    84,763.72x = 5,501,593,642.80
  5. Step 5: Solve for x
    x = 5,501,593,642.80/84,763.72
  6. Step 6: Final answer
    x = 64,905.05

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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.