Home / 90,885.60-125,389.67-52,624.27

Finding the Fourth Proportional to 90,885.60, 125,389.67 and 52,624.27

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Solution

The fourth proportional to 90,885.60, 125,389.67 and 52,624.27 is: 72,602.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,885.60 : 125,389.67 = 52,624.27 : x
  2. Step 2: Convert to fraction form
    90,885.60/125,389.67 = 52,624.27/x
  3. Step 3: Cross multiply
    90,885.60x = 125,389.67 × 52,624.27
  4. Step 4: Simplify right side
    90,885.60x = 6,598,538,959.22
  5. Step 5: Solve for x
    x = 6,598,538,959.22/90,885.60
  6. Step 6: Final answer
    x = 72,602.69

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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.