Home / 66,641.08-92,042.60-52,475.80

Finding the Fourth Proportional to 66,641.08, 92,042.60 and 52,475.80

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Solution

The fourth proportional to 66,641.08, 92,042.60 and 52,475.80 is: 72,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,641.08 : 92,042.60 = 52,475.80 : x
  2. Step 2: Convert to fraction form
    66,641.08/92,042.60 = 52,475.80/x
  3. Step 3: Cross multiply
    66,641.08x = 92,042.60 × 52,475.80
  4. Step 4: Simplify right side
    66,641.08x = 4,830,009,069.08
  5. Step 5: Solve for x
    x = 4,830,009,069.08/66,641.08
  6. Step 6: Final answer
    x = 72,477.95

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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.