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Finding the Fourth Proportional to 101,510.47, 140,052.24 and 59,060.80

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Solution

The fourth proportional to 101,510.47, 140,052.24 and 59,060.80 is: 81,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,510.47 : 140,052.24 = 59,060.80 : x
  2. Step 2: Convert to fraction form
    101,510.47/140,052.24 = 59,060.80/x
  3. Step 3: Cross multiply
    101,510.47x = 140,052.24 × 59,060.80
  4. Step 4: Simplify right side
    101,510.47x = 8,271,596,488.28
  5. Step 5: Solve for x
    x = 8,271,596,488.28/101,510.47
  6. Step 6: Final answer
    x = 81,485.16

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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.