Home / 66,875.48-92,297.60-41,390.06

Finding the Fourth Proportional to 66,875.48, 92,297.60 and 41,390.06

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Solution

The fourth proportional to 66,875.48, 92,297.60 and 41,390.06 is: 57,124.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,875.48 : 92,297.60 = 41,390.06 : x
  2. Step 2: Convert to fraction form
    66,875.48/92,297.60 = 41,390.06/x
  3. Step 3: Cross multiply
    66,875.48x = 92,297.60 × 41,390.06
  4. Step 4: Simplify right side
    66,875.48x = 3,820,202,533.42
  5. Step 5: Solve for x
    x = 3,820,202,533.42/66,875.48
  6. Step 6: Final answer
    x = 57,124.12

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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.