Home / 250,349.04-345,495.51-142,953.57

Finding the Fourth Proportional to 250,349.04, 345,495.51 and 142,953.57

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Solution

The fourth proportional to 250,349.04, 345,495.51 and 142,953.57 is: 197,283.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,349.04 : 345,495.51 = 142,953.57 : x
  2. Step 2: Convert to fraction form
    250,349.04/345,495.51 = 142,953.57/x
  3. Step 3: Cross multiply
    250,349.04x = 345,495.51 × 142,953.57
  4. Step 4: Simplify right side
    250,349.04x = 49,389,816,573.47
  5. Step 5: Solve for x
    x = 49,389,816,573.47/250,349.04
  6. Step 6: Final answer
    x = 197,283.83

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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.