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Finding the Fourth Proportional to 94,239.84, 130,048.08 and 51,798.24

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Solution

The fourth proportional to 94,239.84, 130,048.08 and 51,798.24 is: 71,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,239.84 : 130,048.08 = 51,798.24 : x
  2. Step 2: Convert to fraction form
    94,239.84/130,048.08 = 51,798.24/x
  3. Step 3: Cross multiply
    94,239.84x = 130,048.08 × 51,798.24
  4. Step 4: Simplify right side
    94,239.84x = 6,736,261,659.38
  5. Step 5: Solve for x
    x = 6,736,261,659.38/94,239.84
  6. Step 6: Final answer
    x = 71,479.98

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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.