Home / 250,353.04-345,501.03-142,957.57

Finding the Fourth Proportional to 250,353.04, 345,501.03 and 142,957.57

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Solution

The fourth proportional to 250,353.04, 345,501.03 and 142,957.57 is: 197,289.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,353.04 : 345,501.03 = 142,957.57 : x
  2. Step 2: Convert to fraction form
    250,353.04/345,501.03 = 142,957.57/x
  3. Step 3: Cross multiply
    250,353.04x = 345,501.03 × 142,957.57
  4. Step 4: Simplify right side
    250,353.04x = 49,391,987,681.30
  5. Step 5: Solve for x
    x = 49,391,987,681.30/250,353.04
  6. Step 6: Final answer
    x = 197,289.35

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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.