Home / 90,467.68-124,842.99-52,225.94

Finding the Fourth Proportional to 90,467.68, 124,842.99 and 52,225.94

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Solution

The fourth proportional to 90,467.68, 124,842.99 and 52,225.94 is: 72,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,467.68 : 124,842.99 = 52,225.94 : x
  2. Step 2: Convert to fraction form
    90,467.68/124,842.99 = 52,225.94/x
  3. Step 3: Cross multiply
    90,467.68x = 124,842.99 × 52,225.94
  4. Step 4: Simplify right side
    90,467.68x = 6,520,041,880.95
  5. Step 5: Solve for x
    x = 6,520,041,880.95/90,467.68
  6. Step 6: Final answer
    x = 72,070.40

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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.