Home / 152,438.86-228,658.38-63,643.96

Finding the Fourth Proportional to 152,438.86, 228,658.38 and 63,643.96

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Solution

The fourth proportional to 152,438.86, 228,658.38 and 63,643.96 is: 95,465.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,438.86 : 228,658.38 = 63,643.96 : x
  2. Step 2: Convert to fraction form
    152,438.86/228,658.38 = 63,643.96/x
  3. Step 3: Cross multiply
    152,438.86x = 228,658.38 × 63,643.96
  4. Step 4: Simplify right side
    152,438.86x = 14,552,724,790.38
  5. Step 5: Solve for x
    x = 14,552,724,790.38/152,438.86
  6. Step 6: Final answer
    x = 95,465.98

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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.