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Finding the Fourth Proportional to 186,876.48, 280,314.72 and 46,635.11

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Solution

The fourth proportional to 186,876.48, 280,314.72 and 46,635.11 is: 69,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,876.48 : 280,314.72 = 46,635.11 : x
  2. Step 2: Convert to fraction form
    186,876.48/280,314.72 = 46,635.11/x
  3. Step 3: Cross multiply
    186,876.48x = 280,314.72 × 46,635.11
  4. Step 4: Simplify right side
    186,876.48x = 13,072,506,400.25
  5. Step 5: Solve for x
    x = 13,072,506,400.25/186,876.48
  6. Step 6: Final answer
    x = 69,952.66

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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.