Home / 66,006.55-91,209.54-48,070.18

Finding the Fourth Proportional to 66,006.55, 91,209.54 and 48,070.18

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Solution

The fourth proportional to 66,006.55, 91,209.54 and 48,070.18 is: 66,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,006.55 : 91,209.54 = 48,070.18 : x
  2. Step 2: Convert to fraction form
    66,006.55/91,209.54 = 48,070.18/x
  3. Step 3: Cross multiply
    66,006.55x = 91,209.54 × 48,070.18
  4. Step 4: Simplify right side
    66,006.55x = 4,384,459,005.52
  5. Step 5: Solve for x
    x = 4,384,459,005.52/66,006.55
  6. Step 6: Final answer
    x = 66,424.60

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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.