Home / 112,364.61-168,572.06-42,244.53

Finding the Fourth Proportional to 112,364.61, 168,572.06 and 42,244.53

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Solution

The fourth proportional to 112,364.61, 168,572.06 and 42,244.53 is: 63,376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364.61 : 168,572.06 = 42,244.53 : x
  2. Step 2: Convert to fraction form
    112,364.61/168,572.06 = 42,244.53/x
  3. Step 3: Cross multiply
    112,364.61x = 168,572.06 × 42,244.53
  4. Step 4: Simplify right side
    112,364.61x = 7,121,247,234.61
  5. Step 5: Solve for x
    x = 7,121,247,234.61/112,364.61
  6. Step 6: Final answer
    x = 63,376.25

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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.