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Finding the Fourth Proportional to 152,466.84, 228,658.95 and 63,701.78

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Solution

The fourth proportional to 152,466.84, 228,658.95 and 63,701.78 is: 95,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,466.84 : 228,658.95 = 63,701.78 : x
  2. Step 2: Convert to fraction form
    152,466.84/228,658.95 = 63,701.78/x
  3. Step 3: Cross multiply
    152,466.84x = 228,658.95 × 63,701.78
  4. Step 4: Simplify right side
    152,466.84x = 14,565,980,984.64
  5. Step 5: Solve for x
    x = 14,565,980,984.64/152,466.84
  6. Step 6: Final answer
    x = 95,535.40

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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.