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Finding the Fourth Proportional to 84,136.76, 116,106.87 and 46,411.01

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Solution

The fourth proportional to 84,136.76, 116,106.87 and 46,411.01 is: 64,046.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,136.76 : 116,106.87 = 46,411.01 : x
  2. Step 2: Convert to fraction form
    84,136.76/116,106.87 = 46,411.01/x
  3. Step 3: Cross multiply
    84,136.76x = 116,106.87 × 46,411.01
  4. Step 4: Simplify right side
    84,136.76x = 5,388,637,104.64
  5. Step 5: Solve for x
    x = 5,388,637,104.64/84,136.76
  6. Step 6: Final answer
    x = 64,046.17

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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.