Home / 132,750.98-183,190.04-72,321.34

Finding the Fourth Proportional to 132,750.98, 183,190.04 and 72,321.34

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Solution

The fourth proportional to 132,750.98, 183,190.04 and 72,321.34 is: 99,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,750.98 : 183,190.04 = 72,321.34 : x
  2. Step 2: Convert to fraction form
    132,750.98/183,190.04 = 72,321.34/x
  3. Step 3: Cross multiply
    132,750.98x = 183,190.04 × 72,321.34
  4. Step 4: Simplify right side
    132,750.98x = 13,248,547,889.90
  5. Step 5: Solve for x
    x = 13,248,547,889.90/132,750.98
  6. Step 6: Final answer
    x = 99,800.00

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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.