Home / 104,430.73-144,110.53-56,683.05

Finding the Fourth Proportional to 104,430.73, 144,110.53 and 56,683.05

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Solution

The fourth proportional to 104,430.73, 144,110.53 and 56,683.05 is: 78,220.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,430.73 : 144,110.53 = 56,683.05 : x
  2. Step 2: Convert to fraction form
    104,430.73/144,110.53 = 56,683.05/x
  3. Step 3: Cross multiply
    104,430.73x = 144,110.53 × 56,683.05
  4. Step 4: Simplify right side
    104,430.73x = 8,168,624,377.52
  5. Step 5: Solve for x
    x = 8,168,624,377.52/104,430.73
  6. Step 6: Final answer
    x = 78,220.50

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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.