Home / 61,403.64-84,730.99-34,545.57

Finding the Fourth Proportional to 61,403.64, 84,730.99 and 34,545.57

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Solution

The fourth proportional to 61,403.64, 84,730.99 and 34,545.57 is: 47,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,403.64 : 84,730.99 = 34,545.57 : x
  2. Step 2: Convert to fraction form
    61,403.64/84,730.99 = 34,545.57/x
  3. Step 3: Cross multiply
    61,403.64x = 84,730.99 × 34,545.57
  4. Step 4: Simplify right side
    61,403.64x = 2,927,080,346.21
  5. Step 5: Solve for x
    x = 2,927,080,346.21/61,403.64
  6. Step 6: Final answer
    x = 47,669.49

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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.