Home / 178,048.90-245,707.05-97,475.71

Finding the Fourth Proportional to 178,048.90, 245,707.05 and 97,475.71

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Solution

The fourth proportional to 178,048.90, 245,707.05 and 97,475.71 is: 134,516.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,048.90 : 245,707.05 = 97,475.71 : x
  2. Step 2: Convert to fraction form
    178,048.90/245,707.05 = 97,475.71/x
  3. Step 3: Cross multiply
    178,048.90x = 245,707.05 × 97,475.71
  4. Step 4: Simplify right side
    178,048.90x = 23,950,469,150.76
  5. Step 5: Solve for x
    x = 23,950,469,150.76/178,048.90
  6. Step 6: Final answer
    x = 134,516.24

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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.