Home / 148,931.60-223,008.60-96,054.80

Finding the Fourth Proportional to 148,931.60, 223,008.60 and 96,054.80

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Solution

The fourth proportional to 148,931.60, 223,008.60 and 96,054.80 is: 143,831.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,931.60 : 223,008.60 = 96,054.80 : x
  2. Step 2: Convert to fraction form
    148,931.60/223,008.60 = 96,054.80/x
  3. Step 3: Cross multiply
    148,931.60x = 223,008.60 × 96,054.80
  4. Step 4: Simplify right side
    148,931.60x = 21,421,046,471.28
  5. Step 5: Solve for x
    x = 21,421,046,471.28/148,931.60
  6. Step 6: Final answer
    x = 143,831.44

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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.