Home / 250,349.10-345,495.60-142,953.63

Finding the Fourth Proportional to 250,349.10, 345,495.60 and 142,953.63

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Solution

The fourth proportional to 250,349.10, 345,495.60 and 142,953.63 is: 197,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,349.10 : 345,495.60 = 142,953.63 : x
  2. Step 2: Convert to fraction form
    250,349.10/345,495.60 = 142,953.63/x
  3. Step 3: Cross multiply
    250,349.10x = 345,495.60 × 142,953.63
  4. Step 4: Simplify right side
    250,349.10x = 49,389,850,675.38
  5. Step 5: Solve for x
    x = 49,389,850,675.38/250,349.10
  6. Step 6: Final answer
    x = 197,283.91

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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.