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Finding the Fourth Proportional to 93,033.10, 130,421.30 and 93,033.10

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Solution

The fourth proportional to 93,033.10, 130,421.30 and 93,033.10 is: 130,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,033.10 : 130,421.30 = 93,033.10 : x
  2. Step 2: Convert to fraction form
    93,033.10/130,421.30 = 93,033.10/x
  3. Step 3: Cross multiply
    93,033.10x = 130,421.30 × 93,033.10
  4. Step 4: Simplify right side
    93,033.10x = 12,133,497,845.03
  5. Step 5: Solve for x
    x = 12,133,497,845.03/93,033.10
  6. Step 6: Final answer
    x = 130,421.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.