Home / 218,420.02-301,512.60-146,841.55

Finding the Fourth Proportional to 218,420.02, 301,512.60 and 146,841.55

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Solution

The fourth proportional to 218,420.02, 301,512.60 and 146,841.55 is: 202,703.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,420.02 : 301,512.60 = 146,841.55 : x
  2. Step 2: Convert to fraction form
    218,420.02/301,512.60 = 146,841.55/x
  3. Step 3: Cross multiply
    218,420.02x = 301,512.60 × 146,841.55
  4. Step 4: Simplify right side
    218,420.02x = 44,274,577,528.53
  5. Step 5: Solve for x
    x = 44,274,577,528.53/218,420.02
  6. Step 6: Final answer
    x = 202,703.84

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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.