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Finding the Fourth Proportional to 161,312.42, 241,967.82 and 41,368.84

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Solution

The fourth proportional to 161,312.42, 241,967.82 and 41,368.84 is: 62,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,312.42 : 241,967.82 = 41,368.84 : x
  2. Step 2: Convert to fraction form
    161,312.42/241,967.82 = 41,368.84/x
  3. Step 3: Cross multiply
    161,312.42x = 241,967.82 × 41,368.84
  4. Step 4: Simplify right side
    161,312.42x = 10,009,928,030.73
  5. Step 5: Solve for x
    x = 10,009,928,030.73/161,312.42
  6. Step 6: Final answer
    x = 62,053.05

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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.