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Finding the Fourth Proportional to 60,415.98, 90,492.57 and 29,185.50

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Solution

The fourth proportional to 60,415.98, 90,492.57 and 29,185.50 is: 43,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,415.98 : 90,492.57 = 29,185.50 : x
  2. Step 2: Convert to fraction form
    60,415.98/90,492.57 = 29,185.50/x
  3. Step 3: Cross multiply
    60,415.98x = 90,492.57 × 29,185.50
  4. Step 4: Simplify right side
    60,415.98x = 2,641,070,901.74
  5. Step 5: Solve for x
    x = 2,641,070,901.74/60,415.98
  6. Step 6: Final answer
    x = 43,714.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.