Home / 186,490.19-279,734.96-46,248.81

Finding the Fourth Proportional to 186,490.19, 279,734.96 and 46,248.81

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Solution

The fourth proportional to 186,490.19, 279,734.96 and 46,248.81 is: 69,373.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,490.19 : 279,734.96 = 46,248.81 : x
  2. Step 2: Convert to fraction form
    186,490.19/279,734.96 = 46,248.81/x
  3. Step 3: Cross multiply
    186,490.19x = 279,734.96 × 46,248.81
  4. Step 4: Simplify right side
    186,490.19x = 12,937,408,784.15
  5. Step 5: Solve for x
    x = 12,937,408,784.15/186,490.19
  6. Step 6: Final answer
    x = 69,373.14

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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.