Home / 73,962.07-102,078.21-42,133.93

Finding the Fourth Proportional to 73,962.07, 102,078.21 and 42,133.93

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Solution

The fourth proportional to 73,962.07, 102,078.21 and 42,133.93 is: 58,150.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,962.07 : 102,078.21 = 42,133.93 : x
  2. Step 2: Convert to fraction form
    73,962.07/102,078.21 = 42,133.93/x
  3. Step 3: Cross multiply
    73,962.07x = 102,078.21 × 42,133.93
  4. Step 4: Simplify right side
    73,962.07x = 4,300,956,154.67
  5. Step 5: Solve for x
    x = 4,300,956,154.67/73,962.07
  6. Step 6: Final answer
    x = 58,150.84

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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.