Home / 109,291.49-163,848.84-46,070.79

Finding the Fourth Proportional to 109,291.49, 163,848.84 and 46,070.79

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Solution

The fourth proportional to 109,291.49, 163,848.84 and 46,070.79 is: 69,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,291.49 : 163,848.84 = 46,070.79 : x
  2. Step 2: Convert to fraction form
    109,291.49/163,848.84 = 46,070.79/x
  3. Step 3: Cross multiply
    109,291.49x = 163,848.84 × 46,070.79
  4. Step 4: Simplify right side
    109,291.49x = 7,548,645,499.38
  5. Step 5: Solve for x
    x = 7,548,645,499.38/109,291.49
  6. Step 6: Final answer
    x = 69,068.92

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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.