Home / 107,560.80-148,280.04-71,737.74

Finding the Fourth Proportional to 107,560.80, 148,280.04 and 71,737.74

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Solution

The fourth proportional to 107,560.80, 148,280.04 and 71,737.74 is: 98,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,560.80 : 148,280.04 = 71,737.74 : x
  2. Step 2: Convert to fraction form
    107,560.80/148,280.04 = 71,737.74/x
  3. Step 3: Cross multiply
    107,560.80x = 148,280.04 × 71,737.74
  4. Step 4: Simplify right side
    107,560.80x = 10,637,274,956.71
  5. Step 5: Solve for x
    x = 10,637,274,956.71/107,560.80
  6. Step 6: Final answer
    x = 98,895.46

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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.