Home / 130,223.36-179,712.02-73,633.52

Finding the Fourth Proportional to 130,223.36, 179,712.02 and 73,633.52

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Solution

The fourth proportional to 130,223.36, 179,712.02 and 73,633.52 is: 101,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,223.36 : 179,712.02 = 73,633.52 : x
  2. Step 2: Convert to fraction form
    130,223.36/179,712.02 = 73,633.52/x
  3. Step 3: Cross multiply
    130,223.36x = 179,712.02 × 73,633.52
  4. Step 4: Simplify right side
    130,223.36x = 13,232,828,618.91
  5. Step 5: Solve for x
    x = 13,232,828,618.91/130,223.36
  6. Step 6: Final answer
    x = 101,616.40

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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.