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Finding the Fourth Proportional to 84,710.51, 116,900.54 and 46,984.76

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Solution

The fourth proportional to 84,710.51, 116,900.54 and 46,984.76 is: 64,838.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,710.51 : 116,900.54 = 46,984.76 : x
  2. Step 2: Convert to fraction form
    84,710.51/116,900.54 = 46,984.76/x
  3. Step 3: Cross multiply
    84,710.51x = 116,900.54 × 46,984.76
  4. Step 4: Simplify right side
    84,710.51x = 5,492,542,996.34
  5. Step 5: Solve for x
    x = 5,492,542,996.34/84,710.51
  6. Step 6: Final answer
    x = 64,838.98

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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.