Home / 60,528.72-90,878.16-30,967.76

Finding the Fourth Proportional to 60,528.72, 90,878.16 and 30,967.76

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Solution

The fourth proportional to 60,528.72, 90,878.16 and 30,967.76 is: 46,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,528.72 : 90,878.16 = 30,967.76 : x
  2. Step 2: Convert to fraction form
    60,528.72/90,878.16 = 30,967.76/x
  3. Step 3: Cross multiply
    60,528.72x = 90,878.16 × 30,967.76
  4. Step 4: Simplify right side
    60,528.72x = 2,814,293,048.12
  5. Step 5: Solve for x
    x = 2,814,293,048.12/60,528.72
  6. Step 6: Final answer
    x = 46,495.17

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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.