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Finding the Fourth Proportional to 77,599.52, 116,258.32 and 59,858.72

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Solution

The fourth proportional to 77,599.52, 116,258.32 and 59,858.72 is: 89,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,599.52 : 116,258.32 = 59,858.72 : x
  2. Step 2: Convert to fraction form
    77,599.52/116,258.32 = 59,858.72/x
  3. Step 3: Cross multiply
    77,599.52x = 116,258.32 × 59,858.72
  4. Step 4: Simplify right side
    77,599.52x = 6,959,074,224.55
  5. Step 5: Solve for x
    x = 6,959,074,224.55/77,599.52
  6. Step 6: Final answer
    x = 89,679.35

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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.