Home / 104,429.68-144,113.07-56,683.01

Finding the Fourth Proportional to 104,429.68, 144,113.07 and 56,683.01

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Solution

The fourth proportional to 104,429.68, 144,113.07 and 56,683.01 is: 78,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,429.68 : 144,113.07 = 56,683.01 : x
  2. Step 2: Convert to fraction form
    104,429.68/144,113.07 = 56,683.01/x
  3. Step 3: Cross multiply
    104,429.68x = 144,113.07 × 56,683.01
  4. Step 4: Simplify right side
    104,429.68x = 8,168,762,587.94
  5. Step 5: Solve for x
    x = 8,168,762,587.94/104,429.68
  6. Step 6: Final answer
    x = 78,222.61

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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.