Home / 230,297.04-345,445.56-89,957.25

Finding the Fourth Proportional to 230,297.04, 345,445.56 and 89,957.25

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Solution

The fourth proportional to 230,297.04, 345,445.56 and 89,957.25 is: 134,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,297.04 : 345,445.56 = 89,957.25 : x
  2. Step 2: Convert to fraction form
    230,297.04/345,445.56 = 89,957.25/x
  3. Step 3: Cross multiply
    230,297.04x = 345,445.56 × 89,957.25
  4. Step 4: Simplify right side
    230,297.04x = 31,075,332,602.31
  5. Step 5: Solve for x
    x = 31,075,332,602.31/230,297.04
  6. Step 6: Final answer
    x = 134,935.88

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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.