Home / 92,880.84-128,171.58-50,438.52

Finding the Fourth Proportional to 92,880.84, 128,171.58 and 50,438.52

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Solution

The fourth proportional to 92,880.84, 128,171.58 and 50,438.52 is: 69,603.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,880.84 : 128,171.58 = 50,438.52 : x
  2. Step 2: Convert to fraction form
    92,880.84/128,171.58 = 50,438.52/x
  3. Step 3: Cross multiply
    92,880.84x = 128,171.58 × 50,438.52
  4. Step 4: Simplify right side
    92,880.84x = 6,464,784,801.26
  5. Step 5: Solve for x
    x = 6,464,784,801.26/92,880.84
  6. Step 6: Final answer
    x = 69,603.00

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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.