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Finding the Fourth Proportional to 163,577.36, 245,417.88 and 58,394

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Solution

The fourth proportional to 163,577.36, 245,417.88 and 58,394 is: 87,609.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,577.36 : 245,417.88 = 58,394 : x
  2. Step 2: Convert to fraction form
    163,577.36/245,417.88 = 58,394/x
  3. Step 3: Cross multiply
    163,577.36x = 245,417.88 × 58,394
  4. Step 4: Simplify right side
    163,577.36x = 14,330,931,684.72
  5. Step 5: Solve for x
    x = 14,330,931,684.72/163,577.36
  6. Step 6: Final answer
    x = 87,609.51

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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.