Home / 186,355.60-279,447.36-59,972.32

Finding the Fourth Proportional to 186,355.60, 279,447.36 and 59,972.32

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Solution

The fourth proportional to 186,355.60, 279,447.36 and 59,972.32 is: 89,930.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,355.60 : 279,447.36 = 59,972.32 : x
  2. Step 2: Convert to fraction form
    186,355.60/279,447.36 = 59,972.32/x
  3. Step 3: Cross multiply
    186,355.60x = 279,447.36 × 59,972.32
  4. Step 4: Simplify right side
    186,355.60x = 16,759,106,497.08
  5. Step 5: Solve for x
    x = 16,759,106,497.08/186,355.60
  6. Step 6: Final answer
    x = 89,930.79

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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.