Home / 61,790.04-92,681.40-30,187.92

Finding the Fourth Proportional to 61,790.04, 92,681.40 and 30,187.92

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Solution

The fourth proportional to 61,790.04, 92,681.40 and 30,187.92 is: 45,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,790.04 : 92,681.40 = 30,187.92 : x
  2. Step 2: Convert to fraction form
    61,790.04/92,681.40 = 30,187.92/x
  3. Step 3: Cross multiply
    61,790.04x = 92,681.40 × 30,187.92
  4. Step 4: Simplify right side
    61,790.04x = 2,797,858,688.69
  5. Step 5: Solve for x
    x = 2,797,858,688.69/61,790.04
  6. Step 6: Final answer
    x = 45,280.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.