Home / 155,316.32-232,974.72-47,246.64

Finding the Fourth Proportional to 155,316.32, 232,974.72 and 47,246.64

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Solution

The fourth proportional to 155,316.32, 232,974.72 and 47,246.64 is: 70,870.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,316.32 : 232,974.72 = 47,246.64 : x
  2. Step 2: Convert to fraction form
    155,316.32/232,974.72 = 47,246.64/x
  3. Step 3: Cross multiply
    155,316.32x = 232,974.72 × 47,246.64
  4. Step 4: Simplify right side
    155,316.32x = 11,007,272,724.94
  5. Step 5: Solve for x
    x = 11,007,272,724.94/155,316.32
  6. Step 6: Final answer
    x = 70,870.03

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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.