Home / 90,298.02-135,445.14-23,742.48

Finding the Fourth Proportional to 90,298.02, 135,445.14 and 23,742.48

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Solution

The fourth proportional to 90,298.02, 135,445.14 and 23,742.48 is: 35,613.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,298.02 : 135,445.14 = 23,742.48 : x
  2. Step 2: Convert to fraction form
    90,298.02/135,445.14 = 23,742.48/x
  3. Step 3: Cross multiply
    90,298.02x = 135,445.14 × 23,742.48
  4. Step 4: Simplify right side
    90,298.02x = 3,215,803,527.55
  5. Step 5: Solve for x
    x = 3,215,803,527.55/90,298.02
  6. Step 6: Final answer
    x = 35,613.22

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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.