Home / 152,319.93-210,208.06-84,336.90

Finding the Fourth Proportional to 152,319.93, 210,208.06 and 84,336.90

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Solution

The fourth proportional to 152,319.93, 210,208.06 and 84,336.90 is: 116,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,319.93 : 210,208.06 = 84,336.90 : x
  2. Step 2: Convert to fraction form
    152,319.93/210,208.06 = 84,336.90/x
  3. Step 3: Cross multiply
    152,319.93x = 210,208.06 × 84,336.90
  4. Step 4: Simplify right side
    152,319.93x = 17,728,295,452.55
  5. Step 5: Solve for x
    x = 17,728,295,452.55/152,319.93
  6. Step 6: Final answer
    x = 116,388.55

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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.