Home / 281,565.81-388,558.46-152,501.29

Finding the Fourth Proportional to 281,565.81, 388,558.46 and 152,501.29

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Solution

The fourth proportional to 281,565.81, 388,558.46 and 152,501.29 is: 210,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,565.81 : 388,558.46 = 152,501.29 : x
  2. Step 2: Convert to fraction form
    281,565.81/388,558.46 = 152,501.29/x
  3. Step 3: Cross multiply
    281,565.81x = 388,558.46 × 152,501.29
  4. Step 4: Simplify right side
    281,565.81x = 59,255,665,800.27
  5. Step 5: Solve for x
    x = 59,255,665,800.27/281,565.81
  6. Step 6: Final answer
    x = 210,450.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.