Home / 130,332.98-195,637.73-115,436.81

Finding the Fourth Proportional to 130,332.98, 195,637.73 and 115,436.81

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Solution

The fourth proportional to 130,332.98, 195,637.73 and 115,436.81 is: 173,277.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,332.98 : 195,637.73 = 115,436.81 : x
  2. Step 2: Convert to fraction form
    130,332.98/195,637.73 = 115,436.81/x
  3. Step 3: Cross multiply
    130,332.98x = 195,637.73 × 115,436.81
  4. Step 4: Simplify right side
    130,332.98x = 22,583,793,911.47
  5. Step 5: Solve for x
    x = 22,583,793,911.47/130,332.98
  6. Step 6: Final answer
    x = 173,277.67

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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.