Home / 250,283.93-345,389.08-135,559.72

Finding the Fourth Proportional to 250,283.93, 345,389.08 and 135,559.72

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Solution

The fourth proportional to 250,283.93, 345,389.08 and 135,559.72 is: 187,070.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,283.93 : 345,389.08 = 135,559.72 : x
  2. Step 2: Convert to fraction form
    250,283.93/345,389.08 = 135,559.72/x
  3. Step 3: Cross multiply
    250,283.93x = 345,389.08 × 135,559.72
  4. Step 4: Simplify right side
    250,283.93x = 46,820,846,298.06
  5. Step 5: Solve for x
    x = 46,820,846,298.06/250,283.93
  6. Step 6: Final answer
    x = 187,070.93

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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.