Home / 176,280.19-243,270.76-104,660.39

Finding the Fourth Proportional to 176,280.19, 243,270.76 and 104,660.39

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Solution

The fourth proportional to 176,280.19, 243,270.76 and 104,660.39 is: 144,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,280.19 : 243,270.76 = 104,660.39 : x
  2. Step 2: Convert to fraction form
    176,280.19/243,270.76 = 104,660.39/x
  3. Step 3: Cross multiply
    176,280.19x = 243,270.76 × 104,660.39
  4. Step 4: Simplify right side
    176,280.19x = 25,460,812,617.20
  5. Step 5: Solve for x
    x = 25,460,812,617.20/176,280.19
  6. Step 6: Final answer
    x = 144,433.77

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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.