Home / 65,516.02-98,279.16-23,405.20

Finding the Fourth Proportional to 65,516.02, 98,279.16 and 23,405.20

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Solution

The fourth proportional to 65,516.02, 98,279.16 and 23,405.20 is: 35,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,516.02 : 98,279.16 = 23,405.20 : x
  2. Step 2: Convert to fraction form
    65,516.02/98,279.16 = 23,405.20/x
  3. Step 3: Cross multiply
    65,516.02x = 98,279.16 × 23,405.20
  4. Step 4: Simplify right side
    65,516.02x = 2,300,243,395.63
  5. Step 5: Solve for x
    x = 2,300,243,395.63/65,516.02
  6. Step 6: Final answer
    x = 35,109.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.