Home / 112,051.71-168,089.94-45,482.22

Finding the Fourth Proportional to 112,051.71, 168,089.94 and 45,482.22

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Solution

The fourth proportional to 112,051.71, 168,089.94 and 45,482.22 is: 68,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,051.71 : 168,089.94 = 45,482.22 : x
  2. Step 2: Convert to fraction form
    112,051.71/168,089.94 = 45,482.22/x
  3. Step 3: Cross multiply
    112,051.71x = 168,089.94 × 45,482.22
  4. Step 4: Simplify right side
    112,051.71x = 7,645,103,630.87
  5. Step 5: Solve for x
    x = 7,645,103,630.87/112,051.71
  6. Step 6: Final answer
    x = 68,228.35

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1.5x scale

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.