Home / 66,743.02-92,128.41-38,459.98

Finding the Fourth Proportional to 66,743.02, 92,128.41 and 38,459.98

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Solution

The fourth proportional to 66,743.02, 92,128.41 and 38,459.98 is: 53,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,743.02 : 92,128.41 = 38,459.98 : x
  2. Step 2: Convert to fraction form
    66,743.02/92,128.41 = 38,459.98/x
  3. Step 3: Cross multiply
    66,743.02x = 92,128.41 × 38,459.98
  4. Step 4: Simplify right side
    66,743.02x = 3,543,256,806.03
  5. Step 5: Solve for x
    x = 3,543,256,806.03/66,743.02
  6. Step 6: Final answer
    x = 53,088.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.