Home / 105,074.28-145,001.81-59,752.26

Finding the Fourth Proportional to 105,074.28, 145,001.81 and 59,752.26

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Solution

The fourth proportional to 105,074.28, 145,001.81 and 59,752.26 is: 82,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,074.28 : 145,001.81 = 59,752.26 : x
  2. Step 2: Convert to fraction form
    105,074.28/145,001.81 = 59,752.26/x
  3. Step 3: Cross multiply
    105,074.28x = 145,001.81 × 59,752.26
  4. Step 4: Simplify right side
    105,074.28x = 8,664,185,552.83
  5. Step 5: Solve for x
    x = 8,664,185,552.83/105,074.28
  6. Step 6: Final answer
    x = 82,457.72

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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.