Home / 177,746.56-245,352-102,325.12

Finding the Fourth Proportional to 177,746.56, 245,352 and 102,325.12

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Solution

The fourth proportional to 177,746.56, 245,352 and 102,325.12 is: 141,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,746.56 : 245,352 = 102,325.12 : x
  2. Step 2: Convert to fraction form
    177,746.56/245,352 = 102,325.12/x
  3. Step 3: Cross multiply
    177,746.56x = 245,352 × 102,325.12
  4. Step 4: Simplify right side
    177,746.56x = 25,105,672,842.24
  5. Step 5: Solve for x
    x = 25,105,672,842.24/177,746.56
  6. Step 6: Final answer
    x = 141,244.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.