Home / 92,880.08-128,197.49-52,617.58

Finding the Fourth Proportional to 92,880.08, 128,197.49 and 52,617.58

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Solution

The fourth proportional to 92,880.08, 128,197.49 and 52,617.58 is: 72,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,880.08 : 128,197.49 = 52,617.58 : x
  2. Step 2: Convert to fraction form
    92,880.08/128,197.49 = 52,617.58/x
  3. Step 3: Cross multiply
    92,880.08x = 128,197.49 × 52,617.58
  4. Step 4: Simplify right side
    92,880.08x = 6,745,441,823.40
  5. Step 5: Solve for x
    x = 6,745,441,823.40/92,880.08
  6. Step 6: Final answer
    x = 72,625.28

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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.