Home / 210,013.94-289,812.90-114,522.50

Finding the Fourth Proportional to 210,013.94, 289,812.90 and 114,522.50

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Solution

The fourth proportional to 210,013.94, 289,812.90 and 114,522.50 is: 158,037.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,013.94 : 289,812.90 = 114,522.50 : x
  2. Step 2: Convert to fraction form
    210,013.94/289,812.90 = 114,522.50/x
  3. Step 3: Cross multiply
    210,013.94x = 289,812.90 × 114,522.50
  4. Step 4: Simplify right side
    210,013.94x = 33,190,097,840.25
  5. Step 5: Solve for x
    x = 33,190,097,840.25/210,013.94
  6. Step 6: Final answer
    x = 158,037.59

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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.