Home / 238,068.02-328,533.66-130,644.80

Finding the Fourth Proportional to 238,068.02, 328,533.66 and 130,644.80

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Solution

The fourth proportional to 238,068.02, 328,533.66 and 130,644.80 is: 180,289.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,068.02 : 328,533.66 = 130,644.80 : x
  2. Step 2: Convert to fraction form
    238,068.02/328,533.66 = 130,644.80/x
  3. Step 3: Cross multiply
    238,068.02x = 328,533.66 × 130,644.80
  4. Step 4: Simplify right side
    238,068.02x = 42,921,212,661.30
  5. Step 5: Solve for x
    x = 42,921,212,661.30/238,068.02
  6. Step 6: Final answer
    x = 180,289.71

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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.