Home / 66,330.45-91,380.33-46,152.63

Finding the Fourth Proportional to 66,330.45, 91,380.33 and 46,152.63

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Solution

The fourth proportional to 66,330.45, 91,380.33 and 46,152.63 is: 63,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,330.45 : 91,380.33 = 46,152.63 : x
  2. Step 2: Convert to fraction form
    66,330.45/91,380.33 = 46,152.63/x
  3. Step 3: Cross multiply
    66,330.45x = 91,380.33 × 46,152.63
  4. Step 4: Simplify right side
    66,330.45x = 4,217,442,559.77
  5. Step 5: Solve for x
    x = 4,217,442,559.77/66,330.45
  6. Step 6: Final answer
    x = 63,582.30

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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.