Home / 152,466.66-228,909.50-77,637.12

Finding the Fourth Proportional to 152,466.66, 228,909.50 and 77,637.12

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Solution

The fourth proportional to 152,466.66, 228,909.50 and 77,637.12 is: 116,562.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,466.66 : 228,909.50 = 77,637.12 : x
  2. Step 2: Convert to fraction form
    152,466.66/228,909.50 = 77,637.12/x
  3. Step 3: Cross multiply
    152,466.66x = 228,909.50 × 77,637.12
  4. Step 4: Simplify right side
    152,466.66x = 17,771,874,320.64
  5. Step 5: Solve for x
    x = 17,771,874,320.64/152,466.66
  6. Step 6: Final answer
    x = 116,562.36

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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.