Home / 93,763.09-129,392.56-50,742.55

Finding the Fourth Proportional to 93,763.09, 129,392.56 and 50,742.55

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Solution

The fourth proportional to 93,763.09, 129,392.56 and 50,742.55 is: 70,024.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,763.09 : 129,392.56 = 50,742.55 : x
  2. Step 2: Convert to fraction form
    93,763.09/129,392.56 = 50,742.55/x
  3. Step 3: Cross multiply
    93,763.09x = 129,392.56 × 50,742.55
  4. Step 4: Simplify right side
    93,763.09x = 6,565,708,445.43
  5. Step 5: Solve for x
    x = 6,565,708,445.43/93,763.09
  6. Step 6: Final answer
    x = 70,024.45

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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.