Home / 99,598.26-137,445.62-54,276.28

Finding the Fourth Proportional to 99,598.26, 137,445.62 and 54,276.28

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Solution

The fourth proportional to 99,598.26, 137,445.62 and 54,276.28 is: 74,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,598.26 : 137,445.62 = 54,276.28 : x
  2. Step 2: Convert to fraction form
    99,598.26/137,445.62 = 54,276.28/x
  3. Step 3: Cross multiply
    99,598.26x = 137,445.62 × 54,276.28
  4. Step 4: Simplify right side
    99,598.26x = 7,460,036,955.89
  5. Step 5: Solve for x
    x = 7,460,036,955.89/99,598.26
  6. Step 6: Final answer
    x = 74,901.28

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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.