Home / 61,353.60-84,666.74-34,129.10

Finding the Fourth Proportional to 61,353.60, 84,666.74 and 34,129.10

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Solution

The fourth proportional to 61,353.60, 84,666.74 and 34,129.10 is: 47,097.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,353.60 : 84,666.74 = 34,129.10 : x
  2. Step 2: Convert to fraction form
    61,353.60/84,666.74 = 34,129.10/x
  3. Step 3: Cross multiply
    61,353.60x = 84,666.74 × 34,129.10
  4. Step 4: Simplify right side
    61,353.60x = 2,889,599,636.13
  5. Step 5: Solve for x
    x = 2,889,599,636.13/61,353.60
  6. Step 6: Final answer
    x = 47,097.47

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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.