Home / 250,312.32-345,475.20-149,710.08

Finding the Fourth Proportional to 250,312.32, 345,475.20 and 149,710.08

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Solution

The fourth proportional to 250,312.32, 345,475.20 and 149,710.08 is: 206,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,312.32 : 345,475.20 = 149,710.08 : x
  2. Step 2: Convert to fraction form
    250,312.32/345,475.20 = 149,710.08/x
  3. Step 3: Cross multiply
    250,312.32x = 345,475.20 × 149,710.08
  4. Step 4: Simplify right side
    250,312.32x = 51,721,119,830.02
  5. Step 5: Solve for x
    x = 51,721,119,830.02/250,312.32
  6. Step 6: Final answer
    x = 206,626.35

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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.