Home / 130,153.33-195,007.19-71,030.53

Finding the Fourth Proportional to 130,153.33, 195,007.19 and 71,030.53

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Solution

The fourth proportional to 130,153.33, 195,007.19 and 71,030.53 is: 106,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,153.33 : 195,007.19 = 71,030.53 : x
  2. Step 2: Convert to fraction form
    130,153.33/195,007.19 = 71,030.53/x
  3. Step 3: Cross multiply
    130,153.33x = 195,007.19 × 71,030.53
  4. Step 4: Simplify right side
    130,153.33x = 13,851,463,216.84
  5. Step 5: Solve for x
    x = 13,851,463,216.84/130,153.33
  6. Step 6: Final answer
    x = 106,424.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.