Home / 116,276.22-160,509.90-98,463.42

Finding the Fourth Proportional to 116,276.22, 160,509.90 and 98,463.42

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Solution

The fourth proportional to 116,276.22, 160,509.90 and 98,463.42 is: 135,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,276.22 : 160,509.90 = 98,463.42 : x
  2. Step 2: Convert to fraction form
    116,276.22/160,509.90 = 98,463.42/x
  3. Step 3: Cross multiply
    116,276.22x = 160,509.90 × 98,463.42
  4. Step 4: Simplify right side
    116,276.22x = 15,804,353,697.86
  5. Step 5: Solve for x
    x = 15,804,353,697.86/116,276.22
  6. Step 6: Final answer
    x = 135,920.77

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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.