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Finding the Fourth Proportional to 230,981.98, 346,659.55 and 97,955.58

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Solution

The fourth proportional to 230,981.98, 346,659.55 and 97,955.58 is: 147,012.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,981.98 : 346,659.55 = 97,955.58 : x
  2. Step 2: Convert to fraction form
    230,981.98/346,659.55 = 97,955.58/x
  3. Step 3: Cross multiply
    230,981.98x = 346,659.55 × 97,955.58
  4. Step 4: Simplify right side
    230,981.98x = 33,957,236,387.91
  5. Step 5: Solve for x
    x = 33,957,236,387.91/230,981.98
  6. Step 6: Final answer
    x = 147,012.49

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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.