Home / 177,109.02-265,607.62-70,446.60

Finding the Fourth Proportional to 177,109.02, 265,607.62 and 70,446.60

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Solution

The fourth proportional to 177,109.02, 265,607.62 and 70,446.60 is: 105,647.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,109.02 : 265,607.62 = 70,446.60 : x
  2. Step 2: Convert to fraction form
    177,109.02/265,607.62 = 70,446.60/x
  3. Step 3: Cross multiply
    177,109.02x = 265,607.62 × 70,446.60
  4. Step 4: Simplify right side
    177,109.02x = 18,711,153,763.09
  5. Step 5: Solve for x
    x = 18,711,153,763.09/177,109.02
  6. Step 6: Final answer
    x = 105,647.66

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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.