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Finding the Fourth Proportional to 175,090.52, 241,626.04 and 99,639.02

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Solution

The fourth proportional to 175,090.52, 241,626.04 and 99,639.02 is: 137,502.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,090.52 : 241,626.04 = 99,639.02 : x
  2. Step 2: Convert to fraction form
    175,090.52/241,626.04 = 99,639.02/x
  3. Step 3: Cross multiply
    175,090.52x = 241,626.04 × 99,639.02
  4. Step 4: Simplify right side
    175,090.52x = 24,075,381,832.08
  5. Step 5: Solve for x
    x = 24,075,381,832.08/175,090.52
  6. Step 6: Final answer
    x = 137,502.49

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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.