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Finding the Fourth Proportional to 93,851.00, 129,482.70 and 53,536.39

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Solution

The fourth proportional to 93,851.00, 129,482.70 and 53,536.39 is: 73,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,851.00 : 129,482.70 = 53,536.39 : x
  2. Step 2: Convert to fraction form
    93,851.00/129,482.70 = 53,536.39/x
  3. Step 3: Cross multiply
    93,851.00x = 129,482.70 × 53,536.39
  4. Step 4: Simplify right side
    93,851.00x = 6,932,036,830.47
  5. Step 5: Solve for x
    x = 6,932,036,830.47/93,851.00
  6. Step 6: Final answer
    x = 73,862.15

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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.