Home / 130,283.22-179,775.72-72,925.74

Finding the Fourth Proportional to 130,283.22, 179,775.72 and 72,925.74

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Solution

The fourth proportional to 130,283.22, 179,775.72 and 72,925.74 is: 100,629.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,283.22 : 179,775.72 = 72,925.74 : x
  2. Step 2: Convert to fraction form
    130,283.22/179,775.72 = 72,925.74/x
  3. Step 3: Cross multiply
    130,283.22x = 179,775.72 × 72,925.74
  4. Step 4: Simplify right side
    130,283.22x = 13,110,277,415.03
  5. Step 5: Solve for x
    x = 13,110,277,415.03/130,283.22
  6. Step 6: Final answer
    x = 100,629.06

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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.