Home / 144,023.40-216,035.10-130,026.60

Finding the Fourth Proportional to 144,023.40, 216,035.10 and 130,026.60

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Solution

The fourth proportional to 144,023.40, 216,035.10 and 130,026.60 is: 195,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,023.40 : 216,035.10 = 130,026.60 : x
  2. Step 2: Convert to fraction form
    144,023.40/216,035.10 = 130,026.60/x
  3. Step 3: Cross multiply
    144,023.40x = 216,035.10 × 130,026.60
  4. Step 4: Simplify right side
    144,023.40x = 28,090,309,533.66
  5. Step 5: Solve for x
    x = 28,090,309,533.66/144,023.40
  6. Step 6: Final answer
    x = 195,039.90

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1.5x scale

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.