Home / 60,055.04-90,086.28-20,077.63

Finding the Fourth Proportional to 60,055.04, 90,086.28 and 20,077.63

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Solution

The fourth proportional to 60,055.04, 90,086.28 and 20,077.63 is: 30,117.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,055.04 : 90,086.28 = 20,077.63 : x
  2. Step 2: Convert to fraction form
    60,055.04/90,086.28 = 20,077.63/x
  3. Step 3: Cross multiply
    60,055.04x = 90,086.28 × 20,077.63
  4. Step 4: Simplify right side
    60,055.04x = 1,808,718,997.92
  5. Step 5: Solve for x
    x = 1,808,718,997.92/60,055.04
  6. Step 6: Final answer
    x = 30,117.69

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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.