Home / 108,053.13-162,038.61-51,877.32

Finding the Fourth Proportional to 108,053.13, 162,038.61 and 51,877.32

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Solution

The fourth proportional to 108,053.13, 162,038.61 and 51,877.32 is: 77,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,053.13 : 162,038.61 = 51,877.32 : x
  2. Step 2: Convert to fraction form
    108,053.13/162,038.61 = 51,877.32/x
  3. Step 3: Cross multiply
    108,053.13x = 162,038.61 × 51,877.32
  4. Step 4: Simplify right side
    108,053.13x = 8,406,128,823.33
  5. Step 5: Solve for x
    x = 8,406,128,823.33/108,053.13
  6. Step 6: Final answer
    x = 77,796.25

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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.