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Finding the Fourth Proportional to 173,587.93, 260,328.58 and 61,241.87

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Solution

The fourth proportional to 173,587.93, 260,328.58 and 61,241.87 is: 91,844.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,587.93 : 260,328.58 = 61,241.87 : x
  2. Step 2: Convert to fraction form
    173,587.93/260,328.58 = 61,241.87/x
  3. Step 3: Cross multiply
    173,587.93x = 260,328.58 × 61,241.87
  4. Step 4: Simplify right side
    173,587.93x = 15,943,009,053.64
  5. Step 5: Solve for x
    x = 15,943,009,053.64/173,587.93
  6. Step 6: Final answer
    x = 91,844.00

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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.