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Finding the Fourth Proportional to 61,946.34, 85,483.53 and 35,090.34

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Solution

The fourth proportional to 61,946.34, 85,483.53 and 35,090.34 is: 48,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,946.34 : 85,483.53 = 35,090.34 : x
  2. Step 2: Convert to fraction form
    61,946.34/85,483.53 = 35,090.34/x
  3. Step 3: Cross multiply
    61,946.34x = 85,483.53 × 35,090.34
  4. Step 4: Simplify right side
    61,946.34x = 2,999,646,132.10
  5. Step 5: Solve for x
    x = 2,999,646,132.10/61,946.34
  6. Step 6: Final answer
    x = 48,423.30

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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.