Home / 90,225.32-124,460.90-52,495.40

Finding the Fourth Proportional to 90,225.32, 124,460.90 and 52,495.40

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Solution

The fourth proportional to 90,225.32, 124,460.90 and 52,495.40 is: 72,414.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,225.32 : 124,460.90 = 52,495.40 : x
  2. Step 2: Convert to fraction form
    90,225.32/124,460.90 = 52,495.40/x
  3. Step 3: Cross multiply
    90,225.32x = 124,460.90 × 52,495.40
  4. Step 4: Simplify right side
    90,225.32x = 6,533,624,729.86
  5. Step 5: Solve for x
    x = 6,533,624,729.86/90,225.32
  6. Step 6: Final answer
    x = 72,414.54

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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.