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Finding the Fourth Proportional to 93,652.76, 129,244.88 and 52,830.60

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Solution

The fourth proportional to 93,652.76, 129,244.88 and 52,830.60 is: 72,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,652.76 : 129,244.88 = 52,830.60 : x
  2. Step 2: Convert to fraction form
    93,652.76/129,244.88 = 52,830.60/x
  3. Step 3: Cross multiply
    93,652.76x = 129,244.88 × 52,830.60
  4. Step 4: Simplify right side
    93,652.76x = 6,828,084,557.33
  5. Step 5: Solve for x
    x = 6,828,084,557.33/93,652.76
  6. Step 6: Final answer
    x = 72,908.52

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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.