Home / 67,403.52-93,017.16-37,189.72

Finding the Fourth Proportional to 67,403.52, 93,017.16 and 37,189.72

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Solution

The fourth proportional to 67,403.52, 93,017.16 and 37,189.72 is: 51,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,403.52 : 93,017.16 = 37,189.72 : x
  2. Step 2: Convert to fraction form
    67,403.52/93,017.16 = 37,189.72/x
  3. Step 3: Cross multiply
    67,403.52x = 93,017.16 × 37,189.72
  4. Step 4: Simplify right side
    67,403.52x = 3,459,282,135.60
  5. Step 5: Solve for x
    x = 3,459,282,135.60/67,403.52
  6. Step 6: Final answer
    x = 51,321.98

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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.