Home / 164,772.84-247,070.64-52,422.60

Finding the Fourth Proportional to 164,772.84, 247,070.64 and 52,422.60

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Solution

The fourth proportional to 164,772.84, 247,070.64 and 52,422.60 is: 78,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,772.84 : 247,070.64 = 52,422.60 : x
  2. Step 2: Convert to fraction form
    164,772.84/247,070.64 = 52,422.60/x
  3. Step 3: Cross multiply
    164,772.84x = 247,070.64 × 52,422.60
  4. Step 4: Simplify right side
    164,772.84x = 12,952,085,332.46
  5. Step 5: Solve for x
    x = 12,952,085,332.46/164,772.84
  6. Step 6: Final answer
    x = 78,605.71

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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.