Home / 66,797.08-92,135.63-42,953.92

Finding the Fourth Proportional to 66,797.08, 92,135.63 and 42,953.92

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Solution

The fourth proportional to 66,797.08, 92,135.63 and 42,953.92 is: 59,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,797.08 : 92,135.63 = 42,953.92 : x
  2. Step 2: Convert to fraction form
    66,797.08/92,135.63 = 42,953.92/x
  3. Step 3: Cross multiply
    66,797.08x = 92,135.63 × 42,953.92
  4. Step 4: Simplify right side
    66,797.08x = 3,957,586,357.22
  5. Step 5: Solve for x
    x = 3,957,586,357.22/66,797.08
  6. Step 6: Final answer
    x = 59,247.90

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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.