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Finding the Fourth Proportional to 152,435.86, 228,653.88 and 63,640.96

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Solution

The fourth proportional to 152,435.86, 228,653.88 and 63,640.96 is: 95,461.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,435.86 : 228,653.88 = 63,640.96 : x
  2. Step 2: Convert to fraction form
    152,435.86/228,653.88 = 63,640.96/x
  3. Step 3: Cross multiply
    152,435.86x = 228,653.88 × 63,640.96
  4. Step 4: Simplify right side
    152,435.86x = 14,551,752,430.92
  5. Step 5: Solve for x
    x = 14,551,752,430.92/152,435.86
  6. Step 6: Final answer
    x = 95,461.48

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1.5x scale

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.