Home / 130,048.02-179,543.61-82,342.26

Finding the Fourth Proportional to 130,048.02, 179,543.61 and 82,342.26

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Solution

The fourth proportional to 130,048.02, 179,543.61 and 82,342.26 is: 113,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,048.02 : 179,543.61 = 82,342.26 : x
  2. Step 2: Convert to fraction form
    130,048.02/179,543.61 = 82,342.26/x
  3. Step 3: Cross multiply
    130,048.02x = 179,543.61 × 82,342.26
  4. Step 4: Simplify right side
    130,048.02x = 14,784,026,615.96
  5. Step 5: Solve for x
    x = 14,784,026,615.96/130,048.02
  6. Step 6: Final answer
    x = 113,681.29

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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.