Home / 92,880.81-139,331.34-29,686.23

Finding the Fourth Proportional to 92,880.81, 139,331.34 and 29,686.23

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Solution

The fourth proportional to 92,880.81, 139,331.34 and 29,686.23 is: 44,532.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,880.81 : 139,331.34 = 29,686.23 : x
  2. Step 2: Convert to fraction form
    92,880.81/139,331.34 = 29,686.23/x
  3. Step 3: Cross multiply
    92,880.81x = 139,331.34 × 29,686.23
  4. Step 4: Simplify right side
    92,880.81x = 4,136,222,205.45
  5. Step 5: Solve for x
    x = 4,136,222,205.45/92,880.81
  6. Step 6: Final answer
    x = 44,532.58

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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.