Home / 70,333.11-97,089.44-68,437.71

Finding the Fourth Proportional to 70,333.11, 97,089.44 and 68,437.71

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Solution

The fourth proportional to 70,333.11, 97,089.44 and 68,437.71 is: 94,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,333.11 : 97,089.44 = 68,437.71 : x
  2. Step 2: Convert to fraction form
    70,333.11/97,089.44 = 68,437.71/x
  3. Step 3: Cross multiply
    70,333.11x = 97,089.44 × 68,437.71
  4. Step 4: Simplify right side
    70,333.11x = 6,644,578,596.59
  5. Step 5: Solve for x
    x = 6,644,578,596.59/70,333.11
  6. Step 6: Final answer
    x = 94,472.98

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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.