Home / 66,557.24-91,847.48-36,341.40

Finding the Fourth Proportional to 66,557.24, 91,847.48 and 36,341.40

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Solution

The fourth proportional to 66,557.24, 91,847.48 and 36,341.40 is: 50,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,557.24 : 91,847.48 = 36,341.40 : x
  2. Step 2: Convert to fraction form
    66,557.24/91,847.48 = 36,341.40/x
  3. Step 3: Cross multiply
    66,557.24x = 91,847.48 × 36,341.40
  4. Step 4: Simplify right side
    66,557.24x = 3,337,866,009.67
  5. Step 5: Solve for x
    x = 3,337,866,009.67/66,557.24
  6. Step 6: Final answer
    x = 50,150.31

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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.