Home / 157,479.08-236,078.72-61,394.14

Finding the Fourth Proportional to 157,479.08, 236,078.72 and 61,394.14

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Solution

The fourth proportional to 157,479.08, 236,078.72 and 61,394.14 is: 92,036.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,479.08 : 236,078.72 = 61,394.14 : x
  2. Step 2: Convert to fraction form
    157,479.08/236,078.72 = 61,394.14/x
  3. Step 3: Cross multiply
    157,479.08x = 236,078.72 × 61,394.14
  4. Step 4: Simplify right side
    157,479.08x = 14,493,849,986.70
  5. Step 5: Solve for x
    x = 14,493,849,986.70/157,479.08
  6. Step 6: Final answer
    x = 92,036.67

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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.