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Finding the Fourth Proportional to 84,698.86, 116,883.61 and 46,457.61

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Solution

The fourth proportional to 84,698.86, 116,883.61 and 46,457.61 is: 64,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,698.86 : 116,883.61 = 46,457.61 : x
  2. Step 2: Convert to fraction form
    84,698.86/116,883.61 = 46,457.61/x
  3. Step 3: Cross multiply
    84,698.86x = 116,883.61 × 46,457.61
  4. Step 4: Simplify right side
    84,698.86x = 5,430,133,168.77
  5. Step 5: Solve for x
    x = 5,430,133,168.77/84,698.86
  6. Step 6: Final answer
    x = 64,111.05

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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.