Home / 238,768.58-358,125.54-89,013.80

Finding the Fourth Proportional to 238,768.58, 358,125.54 and 89,013.80

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Solution

The fourth proportional to 238,768.58, 358,125.54 and 89,013.80 is: 133,510.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,768.58 : 358,125.54 = 89,013.80 : x
  2. Step 2: Convert to fraction form
    238,768.58/358,125.54 = 89,013.80/x
  3. Step 3: Cross multiply
    238,768.58x = 358,125.54 × 89,013.80
  4. Step 4: Simplify right side
    238,768.58x = 31,878,115,192.45
  5. Step 5: Solve for x
    x = 31,878,115,192.45/238,768.58
  6. Step 6: Final answer
    x = 133,510.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.