Home / 130,335.63-179,865.90-73,747.00

Finding the Fourth Proportional to 130,335.63, 179,865.90 and 73,747.00

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Solution

The fourth proportional to 130,335.63, 179,865.90 and 73,747.00 is: 101,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,335.63 : 179,865.90 = 73,747.00 : x
  2. Step 2: Convert to fraction form
    130,335.63/179,865.90 = 73,747.00/x
  3. Step 3: Cross multiply
    130,335.63x = 179,865.90 × 73,747.00
  4. Step 4: Simplify right side
    130,335.63x = 13,264,570,752.13
  5. Step 5: Solve for x
    x = 13,264,570,752.13/130,335.63
  6. Step 6: Final answer
    x = 101,772.41

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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.