Home / 70,347.27-97,088.48-40,125.66

Finding the Fourth Proportional to 70,347.27, 97,088.48 and 40,125.66

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Solution

The fourth proportional to 70,347.27, 97,088.48 and 40,125.66 is: 55,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,347.27 : 97,088.48 = 40,125.66 : x
  2. Step 2: Convert to fraction form
    70,347.27/97,088.48 = 40,125.66/x
  3. Step 3: Cross multiply
    70,347.27x = 97,088.48 × 40,125.66
  4. Step 4: Simplify right side
    70,347.27x = 3,895,739,338.40
  5. Step 5: Solve for x
    x = 3,895,739,338.40/70,347.27
  6. Step 6: Final answer
    x = 55,378.69

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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.