Home / 70,272.72-96,975.08-38,441.34

Finding the Fourth Proportional to 70,272.72, 96,975.08 and 38,441.34

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Solution

The fourth proportional to 70,272.72, 96,975.08 and 38,441.34 is: 53,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,272.72 : 96,975.08 = 38,441.34 : x
  2. Step 2: Convert to fraction form
    70,272.72/96,975.08 = 38,441.34/x
  3. Step 3: Cross multiply
    70,272.72x = 96,975.08 × 38,441.34
  4. Step 4: Simplify right side
    70,272.72x = 3,727,852,021.81
  5. Step 5: Solve for x
    x = 3,727,852,021.81/70,272.72
  6. Step 6: Final answer
    x = 53,048.35

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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.