Home / 112,377.53-168,590.90-42,256.84

Finding the Fourth Proportional to 112,377.53, 168,590.90 and 42,256.84

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Solution

The fourth proportional to 112,377.53, 168,590.90 and 42,256.84 is: 63,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,377.53 : 168,590.90 = 42,256.84 : x
  2. Step 2: Convert to fraction form
    112,377.53/168,590.90 = 42,256.84/x
  3. Step 3: Cross multiply
    112,377.53x = 168,590.90 × 42,256.84
  4. Step 4: Simplify right side
    112,377.53x = 7,124,118,370.92
  5. Step 5: Solve for x
    x = 7,124,118,370.92/112,377.53
  6. Step 6: Final answer
    x = 63,394.51

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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.