Home / 65,151.10-89,917.93-37,550.40

Finding the Fourth Proportional to 65,151.10, 89,917.93 and 37,550.40

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Solution

The fourth proportional to 65,151.10, 89,917.93 and 37,550.40 is: 51,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,151.10 : 89,917.93 = 37,550.40 : x
  2. Step 2: Convert to fraction form
    65,151.10/89,917.93 = 37,550.40/x
  3. Step 3: Cross multiply
    65,151.10x = 89,917.93 × 37,550.40
  4. Step 4: Simplify right side
    65,151.10x = 3,376,454,454.21
  5. Step 5: Solve for x
    x = 3,376,454,454.21/65,151.10
  6. Step 6: Final answer
    x = 51,824.98

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1.5x scale

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.