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Finding the Fourth Proportional to 94,300.84, 130,131.54 and 51,856.84

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Solution

The fourth proportional to 94,300.84, 130,131.54 and 51,856.84 is: 71,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,300.84 : 130,131.54 = 51,856.84 : x
  2. Step 2: Convert to fraction form
    94,300.84/130,131.54 = 51,856.84/x
  3. Step 3: Cross multiply
    94,300.84x = 130,131.54 × 51,856.84
  4. Step 4: Simplify right side
    94,300.84x = 6,748,210,448.73
  5. Step 5: Solve for x
    x = 6,748,210,448.73/94,300.84
  6. Step 6: Final answer
    x = 71,560.45

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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.