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Finding the Third Proportional to 130,477.50 and 282,541.50

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Solution

The third proportional to 130,477.50 and 282,541.50 is: 611,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,477.50 : 282,541.50 = 282,541.50 : x
  2. Step 2: Convert to fraction form
    130,477.50/282,541.50 = 282,541.50/x
  3. Step 3: Cross multiply
    130,477.50x = 282,541.50 × 282,541.50
  4. Step 4: Simplify right side
    130,477.50x = 79,829,699,222.25
  5. Step 5: Solve for x
    x = 79,829,699,222.25/130,477.50
  6. Step 6: Final answer
    x = 611,827.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.