Home / 171,051.36-236,088.33-99,472.67

Finding the Fourth Proportional to 171,051.36, 236,088.33 and 99,472.67

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Solution

The fourth proportional to 171,051.36, 236,088.33 and 99,472.67 is: 137,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,051.36 : 236,088.33 = 99,472.67 : x
  2. Step 2: Convert to fraction form
    171,051.36/236,088.33 = 99,472.67/x
  3. Step 3: Cross multiply
    171,051.36x = 236,088.33 × 99,472.67
  4. Step 4: Simplify right side
    171,051.36x = 23,484,335,360.50
  5. Step 5: Solve for x
    x = 23,484,335,360.50/171,051.36
  6. Step 6: Final answer
    x = 137,294.06

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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.