Home / 182,485.40-251,824.62-100,812.02

Finding the Fourth Proportional to 182,485.40, 251,824.62 and 100,812.02

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Solution

The fourth proportional to 182,485.40, 251,824.62 and 100,812.02 is: 139,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,485.40 : 251,824.62 = 100,812.02 : x
  2. Step 2: Convert to fraction form
    182,485.40/251,824.62 = 100,812.02/x
  3. Step 3: Cross multiply
    182,485.40x = 251,824.62 × 100,812.02
  4. Step 4: Simplify right side
    182,485.40x = 25,386,948,627.93
  5. Step 5: Solve for x
    x = 25,386,948,627.93/182,485.40
  6. Step 6: Final answer
    x = 139,117.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.