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Finding the Fourth Proportional to 107,409.51, 148,222.17 and 59,661.63

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Solution

The fourth proportional to 107,409.51, 148,222.17 and 59,661.63 is: 82,331.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,409.51 : 148,222.17 = 59,661.63 : x
  2. Step 2: Convert to fraction form
    107,409.51/148,222.17 = 59,661.63/x
  3. Step 3: Cross multiply
    107,409.51x = 148,222.17 × 59,661.63
  4. Step 4: Simplify right side
    107,409.51x = 8,843,176,264.34
  5. Step 5: Solve for x
    x = 8,843,176,264.34/107,409.51
  6. Step 6: Final answer
    x = 82,331.41

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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.