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Finding the Fourth Proportional to 105,560.01, 145,674.05 and 60,244.16

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Solution

The fourth proportional to 105,560.01, 145,674.05 and 60,244.16 is: 83,137.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,560.01 : 145,674.05 = 60,244.16 : x
  2. Step 2: Convert to fraction form
    105,560.01/145,674.05 = 60,244.16/x
  3. Step 3: Cross multiply
    105,560.01x = 145,674.05 × 60,244.16
  4. Step 4: Simplify right side
    105,560.01x = 8,776,009,746.46
  5. Step 5: Solve for x
    x = 8,776,009,746.46/105,560.01
  6. Step 6: Final answer
    x = 83,137.64

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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.