Home / 130,603.73-195,905.81-35,835.21

Finding the Fourth Proportional to 130,603.73, 195,905.81 and 35,835.21

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Solution

The fourth proportional to 130,603.73, 195,905.81 and 35,835.21 is: 53,752.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,603.73 : 195,905.81 = 35,835.21 : x
  2. Step 2: Convert to fraction form
    130,603.73/195,905.81 = 35,835.21/x
  3. Step 3: Cross multiply
    130,603.73x = 195,905.81 × 35,835.21
  4. Step 4: Simplify right side
    130,603.73x = 7,020,325,931.16
  5. Step 5: Solve for x
    x = 7,020,325,931.16/130,603.73
  6. Step 6: Final answer
    x = 53,752.88

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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.