Home / 130,440.84-195,748.96-46,200.72

Finding the Fourth Proportional to 130,440.84, 195,748.96 and 46,200.72

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Solution

The fourth proportional to 130,440.84, 195,748.96 and 46,200.72 is: 69,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,440.84 : 195,748.96 = 46,200.72 : x
  2. Step 2: Convert to fraction form
    130,440.84/195,748.96 = 46,200.72/x
  3. Step 3: Cross multiply
    130,440.84x = 195,748.96 × 46,200.72
  4. Step 4: Simplify right side
    130,440.84x = 9,043,742,891.25
  5. Step 5: Solve for x
    x = 9,043,742,891.25/130,440.84
  6. Step 6: Final answer
    x = 69,332.14

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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.