Home / 152,345.32-228,545.82-47,157.16

Finding the Fourth Proportional to 152,345.32, 228,545.82 and 47,157.16

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Solution

The fourth proportional to 152,345.32, 228,545.82 and 47,157.16 is: 70,744.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,345.32 : 228,545.82 = 47,157.16 : x
  2. Step 2: Convert to fraction form
    152,345.32/228,545.82 = 47,157.16/x
  3. Step 3: Cross multiply
    152,345.32x = 228,545.82 × 47,157.16
  4. Step 4: Simplify right side
    152,345.32x = 10,777,571,801.07
  5. Step 5: Solve for x
    x = 10,777,571,801.07/152,345.32
  6. Step 6: Final answer
    x = 70,744.36

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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.