Home / 66,379.02-91,594.98-37,688.22

Finding the Fourth Proportional to 66,379.02, 91,594.98 and 37,688.22

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Solution

The fourth proportional to 66,379.02, 91,594.98 and 37,688.22 is: 52,005.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,379.02 : 91,594.98 = 37,688.22 : x
  2. Step 2: Convert to fraction form
    66,379.02/91,594.98 = 37,688.22/x
  3. Step 3: Cross multiply
    66,379.02x = 91,594.98 × 37,688.22
  4. Step 4: Simplify right side
    66,379.02x = 3,452,051,757.14
  5. Step 5: Solve for x
    x = 3,452,051,757.14/66,379.02
  6. Step 6: Final answer
    x = 52,005.16

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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.