Home / 176,665.25-243,775.95-119,429.07

Finding the Fourth Proportional to 176,665.25, 243,775.95 and 119,429.07

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Solution

The fourth proportional to 176,665.25, 243,775.95 and 119,429.07 is: 164,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,665.25 : 243,775.95 = 119,429.07 : x
  2. Step 2: Convert to fraction form
    176,665.25/243,775.95 = 119,429.07/x
  3. Step 3: Cross multiply
    176,665.25x = 243,775.95 × 119,429.07
  4. Step 4: Simplify right side
    176,665.25x = 29,113,934,996.87
  5. Step 5: Solve for x
    x = 29,113,934,996.87/176,665.25
  6. Step 6: Final answer
    x = 164,797.18

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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.