Home / 67,346.70-92,900.40-42,152.46

Finding the Fourth Proportional to 67,346.70, 92,900.40 and 42,152.46

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Solution

The fourth proportional to 67,346.70, 92,900.40 and 42,152.46 is: 58,146.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346.70 : 92,900.40 = 42,152.46 : x
  2. Step 2: Convert to fraction form
    67,346.70/92,900.40 = 42,152.46/x
  3. Step 3: Cross multiply
    67,346.70x = 92,900.40 × 42,152.46
  4. Step 4: Simplify right side
    67,346.70x = 3,915,980,394.98
  5. Step 5: Solve for x
    x = 3,915,980,394.98/67,346.70
  6. Step 6: Final answer
    x = 58,146.58

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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.