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Finding the Fourth Proportional to 93,852.51, 129,484.77 and 53,537.90

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Solution

The fourth proportional to 93,852.51, 129,484.77 and 53,537.90 is: 73,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,852.51 : 129,484.77 = 53,537.90 : x
  2. Step 2: Convert to fraction form
    93,852.51/129,484.77 = 53,537.90/x
  3. Step 3: Cross multiply
    93,852.51x = 129,484.77 × 53,537.90
  4. Step 4: Simplify right side
    93,852.51x = 6,932,342,020.36
  5. Step 5: Solve for x
    x = 6,932,342,020.36/93,852.51
  6. Step 6: Final answer
    x = 73,864.22

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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.