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Finding the Fourth Proportional to 97,167.69, 134,124.97 and 56,894.40

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Solution

The fourth proportional to 97,167.69, 134,124.97 and 56,894.40 is: 78,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,167.69 : 134,124.97 = 56,894.40 : x
  2. Step 2: Convert to fraction form
    97,167.69/134,124.97 = 56,894.40/x
  3. Step 3: Cross multiply
    97,167.69x = 134,124.97 × 56,894.40
  4. Step 4: Simplify right side
    97,167.69x = 7,630,959,693.17
  5. Step 5: Solve for x
    x = 7,630,959,693.17/97,167.69
  6. Step 6: Final answer
    x = 78,533.92

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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.