Home / 60,748.41-91,153.35-40,985.45

Finding the Fourth Proportional to 60,748.41, 91,153.35 and 40,985.45

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Solution

The fourth proportional to 60,748.41, 91,153.35 and 40,985.45 is: 61,498.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,748.41 : 91,153.35 = 40,985.45 : x
  2. Step 2: Convert to fraction form
    60,748.41/91,153.35 = 40,985.45/x
  3. Step 3: Cross multiply
    60,748.41x = 91,153.35 × 40,985.45
  4. Step 4: Simplify right side
    60,748.41x = 3,735,960,612.99
  5. Step 5: Solve for x
    x = 3,735,960,612.99/60,748.41
  6. Step 6: Final answer
    x = 61,498.90

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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.