Home / 130,036.14-179,421.66-75,598.20

Finding the Fourth Proportional to 130,036.14, 179,421.66 and 75,598.20

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Solution

The fourth proportional to 130,036.14, 179,421.66 and 75,598.20 is: 104,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,036.14 : 179,421.66 = 75,598.20 : x
  2. Step 2: Convert to fraction form
    130,036.14/179,421.66 = 75,598.20/x
  3. Step 3: Cross multiply
    130,036.14x = 179,421.66 × 75,598.20
  4. Step 4: Simplify right side
    130,036.14x = 13,563,954,537.01
  5. Step 5: Solve for x
    x = 13,563,954,537.01/130,036.14
  6. Step 6: Final answer
    x = 104,309.11

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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.