Home / 186,670.61-280,005.38-46,429.23

Finding the Fourth Proportional to 186,670.61, 280,005.38 and 46,429.23

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Solution

The fourth proportional to 186,670.61, 280,005.38 and 46,429.23 is: 69,643.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,670.61 : 280,005.38 = 46,429.23 : x
  2. Step 2: Convert to fraction form
    186,670.61/280,005.38 = 46,429.23/x
  3. Step 3: Cross multiply
    186,670.61x = 280,005.38 × 46,429.23
  4. Step 4: Simplify right side
    186,670.61x = 13,000,435,181.24
  5. Step 5: Solve for x
    x = 13,000,435,181.24/186,670.61
  6. Step 6: Final answer
    x = 69,643.72

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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.