Home / 70,623.50-97,460.03-38,357.76

Finding the Fourth Proportional to 70,623.50, 97,460.03 and 38,357.76

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Solution

The fourth proportional to 70,623.50, 97,460.03 and 38,357.76 is: 52,933.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,623.50 : 97,460.03 = 38,357.76 : x
  2. Step 2: Convert to fraction form
    70,623.50/97,460.03 = 38,357.76/x
  3. Step 3: Cross multiply
    70,623.50x = 97,460.03 × 38,357.76
  4. Step 4: Simplify right side
    70,623.50x = 3,738,348,248.54
  5. Step 5: Solve for x
    x = 3,738,348,248.54/70,623.50
  6. Step 6: Final answer
    x = 52,933.49

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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.