Home / 117,482.14-176,167.32-42,587.92

Finding the Fourth Proportional to 117,482.14, 176,167.32 and 42,587.92

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Solution

The fourth proportional to 117,482.14, 176,167.32 and 42,587.92 is: 63,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,482.14 : 176,167.32 = 42,587.92 : x
  2. Step 2: Convert to fraction form
    117,482.14/176,167.32 = 42,587.92/x
  3. Step 3: Cross multiply
    117,482.14x = 176,167.32 × 42,587.92
  4. Step 4: Simplify right side
    117,482.14x = 7,502,599,730.77
  5. Step 5: Solve for x
    x = 7,502,599,730.77/117,482.14
  6. Step 6: Final answer
    x = 63,861.62

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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.