Home / 152,312.16-228,729.60-93,493.20

Finding the Fourth Proportional to 152,312.16, 228,729.60 and 93,493.20

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Solution

The fourth proportional to 152,312.16, 228,729.60 and 93,493.20 is: 140,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,312.16 : 228,729.60 = 93,493.20 : x
  2. Step 2: Convert to fraction form
    152,312.16/228,729.60 = 93,493.20/x
  3. Step 3: Cross multiply
    152,312.16x = 228,729.60 × 93,493.20
  4. Step 4: Simplify right side
    152,312.16x = 21,384,662,238.72
  5. Step 5: Solve for x
    x = 21,384,662,238.72/152,312.16
  6. Step 6: Final answer
    x = 140,400.23

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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.