Home / 104,976.40-157,464.60-58,320.40

Finding the Fourth Proportional to 104,976.40, 157,464.60 and 58,320.40

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Solution

The fourth proportional to 104,976.40, 157,464.60 and 58,320.40 is: 87,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976.40 : 157,464.60 = 58,320.40 : x
  2. Step 2: Convert to fraction form
    104,976.40/157,464.60 = 58,320.40/x
  3. Step 3: Cross multiply
    104,976.40x = 157,464.60 × 58,320.40
  4. Step 4: Simplify right side
    104,976.40x = 9,183,398,457.84
  5. Step 5: Solve for x
    x = 9,183,398,457.84/104,976.40
  6. Step 6: Final answer
    x = 87,480.60

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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.