Home / 242,719.72-334,945.46-152,124.60

Finding the Fourth Proportional to 242,719.72, 334,945.46 and 152,124.60

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Solution

The fourth proportional to 242,719.72, 334,945.46 and 152,124.60 is: 209,927.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,719.72 : 334,945.46 = 152,124.60 : x
  2. Step 2: Convert to fraction form
    242,719.72/334,945.46 = 152,124.60/x
  3. Step 3: Cross multiply
    242,719.72x = 334,945.46 × 152,124.60
  4. Step 4: Simplify right side
    242,719.72x = 50,953,444,124.32
  5. Step 5: Solve for x
    x = 50,953,444,124.32/242,719.72
  6. Step 6: Final answer
    x = 209,927.09

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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.