Home / 108,089.48-161,802.02-92,146.28

Finding the Fourth Proportional to 108,089.48, 161,802.02 and 92,146.28

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Solution

The fourth proportional to 108,089.48, 161,802.02 and 92,146.28 is: 137,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,089.48 : 161,802.02 = 92,146.28 : x
  2. Step 2: Convert to fraction form
    108,089.48/161,802.02 = 92,146.28/x
  3. Step 3: Cross multiply
    108,089.48x = 161,802.02 × 92,146.28
  4. Step 4: Simplify right side
    108,089.48x = 14,909,454,239.49
  5. Step 5: Solve for x
    x = 14,909,454,239.49/108,089.48
  6. Step 6: Final answer
    x = 137,936.22

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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.