Home / 180,032.36-248,443.86-99,459.90

Finding the Fourth Proportional to 180,032.36, 248,443.86 and 99,459.90

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Solution

The fourth proportional to 180,032.36, 248,443.86 and 99,459.90 is: 137,254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,032.36 : 248,443.86 = 99,459.90 : x
  2. Step 2: Convert to fraction form
    180,032.36/248,443.86 = 99,459.90/x
  3. Step 3: Cross multiply
    180,032.36x = 248,443.86 × 99,459.90
  4. Step 4: Simplify right side
    180,032.36x = 24,710,201,471.21
  5. Step 5: Solve for x
    x = 24,710,201,471.21/180,032.36
  6. Step 6: Final answer
    x = 137,254.22

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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.