Home / 145,875.60-218,797.20-119,534.40

Finding the Fourth Proportional to 145,875.60, 218,797.20 and 119,534.40

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Solution

The fourth proportional to 145,875.60, 218,797.20 and 119,534.40 is: 179,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,875.60 : 218,797.20 = 119,534.40 : x
  2. Step 2: Convert to fraction form
    145,875.60/218,797.20 = 119,534.40/x
  3. Step 3: Cross multiply
    145,875.60x = 218,797.20 × 119,534.40
  4. Step 4: Simplify right side
    145,875.60x = 26,153,792,023.68
  5. Step 5: Solve for x
    x = 26,153,792,023.68/145,875.60
  6. Step 6: Final answer
    x = 179,288.33

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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.