Home / 117,727.90-176,670.36-42,848.03

Finding the Fourth Proportional to 117,727.90, 176,670.36 and 42,848.03

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Solution

The fourth proportional to 117,727.90, 176,670.36 and 42,848.03 is: 64,300.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,727.90 : 176,670.36 = 42,848.03 : x
  2. Step 2: Convert to fraction form
    117,727.90/176,670.36 = 42,848.03/x
  3. Step 3: Cross multiply
    117,727.90x = 176,670.36 × 42,848.03
  4. Step 4: Simplify right side
    117,727.90x = 7,569,977,327.07
  5. Step 5: Solve for x
    x = 7,569,977,327.07/117,727.90
  6. Step 6: Final answer
    x = 64,300.62

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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.