Home / 118,226.19-163,148.94-64,511.22

Finding the Fourth Proportional to 118,226.19, 163,148.94 and 64,511.22

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Solution

The fourth proportional to 118,226.19, 163,148.94 and 64,511.22 is: 89,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,226.19 : 163,148.94 = 64,511.22 : x
  2. Step 2: Convert to fraction form
    118,226.19/163,148.94 = 64,511.22/x
  3. Step 3: Cross multiply
    118,226.19x = 163,148.94 × 64,511.22
  4. Step 4: Simplify right side
    118,226.19x = 10,524,937,161.11
  5. Step 5: Solve for x
    x = 10,524,937,161.11/118,226.19
  6. Step 6: Final answer
    x = 89,023.74

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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.