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Finding the Fourth Proportional to 164,762.50, 227,331.48 and 93,140.98

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Solution

The fourth proportional to 164,762.50, 227,331.48 and 93,140.98 is: 128,511.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,762.50 : 227,331.48 = 93,140.98 : x
  2. Step 2: Convert to fraction form
    164,762.50/227,331.48 = 93,140.98/x
  3. Step 3: Cross multiply
    164,762.50x = 227,331.48 × 93,140.98
  4. Step 4: Simplify right side
    164,762.50x = 21,173,876,263.72
  5. Step 5: Solve for x
    x = 21,173,876,263.72/164,762.50
  6. Step 6: Final answer
    x = 128,511.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.