Home / 110,550.11-152,404.58-93,485.81

Finding the Fourth Proportional to 110,550.11, 152,404.58 and 93,485.81

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Solution

The fourth proportional to 110,550.11, 152,404.58 and 93,485.81 is: 128,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,550.11 : 152,404.58 = 93,485.81 : x
  2. Step 2: Convert to fraction form
    110,550.11/152,404.58 = 93,485.81/x
  3. Step 3: Cross multiply
    110,550.11x = 152,404.58 × 93,485.81
  4. Step 4: Simplify right side
    110,550.11x = 14,247,666,223.74
  5. Step 5: Solve for x
    x = 14,247,666,223.74/110,550.11
  6. Step 6: Final answer
    x = 128,879.72

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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.