Home / 60,987.06-91,466.82-30,970.89

Finding the Fourth Proportional to 60,987.06, 91,466.82 and 30,970.89

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Solution

The fourth proportional to 60,987.06, 91,466.82 and 30,970.89 is: 46,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,987.06 : 91,466.82 = 30,970.89 : x
  2. Step 2: Convert to fraction form
    60,987.06/91,466.82 = 30,970.89/x
  3. Step 3: Cross multiply
    60,987.06x = 91,466.82 × 30,970.89
  4. Step 4: Simplify right side
    60,987.06x = 2,832,808,820.87
  5. Step 5: Solve for x
    x = 2,832,808,820.87/60,987.06
  6. Step 6: Final answer
    x = 46,449.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.