Home / 152,517.84-228,807.36-52,681.68

Finding the Fourth Proportional to 152,517.84, 228,807.36 and 52,681.68

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Solution

The fourth proportional to 152,517.84, 228,807.36 and 52,681.68 is: 79,033.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,517.84 : 228,807.36 = 52,681.68 : x
  2. Step 2: Convert to fraction form
    152,517.84/228,807.36 = 52,681.68/x
  3. Step 3: Cross multiply
    152,517.84x = 228,807.36 × 52,681.68
  4. Step 4: Simplify right side
    152,517.84x = 12,053,956,121.16
  5. Step 5: Solve for x
    x = 12,053,956,121.16/152,517.84
  6. Step 6: Final answer
    x = 79,033.09

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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.