Home / 180,155.36-248,610.02-99,580.82

Finding the Fourth Proportional to 180,155.36, 248,610.02 and 99,580.82

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Solution

The fourth proportional to 180,155.36, 248,610.02 and 99,580.82 is: 137,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,155.36 : 248,610.02 = 99,580.82 : x
  2. Step 2: Convert to fraction form
    180,155.36/248,610.02 = 99,580.82/x
  3. Step 3: Cross multiply
    180,155.36x = 248,610.02 × 99,580.82
  4. Step 4: Simplify right side
    180,155.36x = 24,756,788,657.72
  5. Step 5: Solve for x
    x = 24,756,788,657.72/180,155.36
  6. Step 6: Final answer
    x = 137,419.10

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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.