Home / 105,574.24-145,651.90-60,254.74

Finding the Fourth Proportional to 105,574.24, 145,651.90 and 60,254.74

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Solution

The fourth proportional to 105,574.24, 145,651.90 and 60,254.74 is: 83,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,574.24 : 145,651.90 = 60,254.74 : x
  2. Step 2: Convert to fraction form
    105,574.24/145,651.90 = 60,254.74/x
  3. Step 3: Cross multiply
    105,574.24x = 145,651.90 × 60,254.74
  4. Step 4: Simplify right side
    105,574.24x = 8,776,217,365.01
  5. Step 5: Solve for x
    x = 8,776,217,365.01/105,574.24
  6. Step 6: Final answer
    x = 83,128.40

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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.