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Finding the Fourth Proportional to 60,457.74, 83,430.03 and 33,599.55

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Solution

The fourth proportional to 60,457.74, 83,430.03 and 33,599.55 is: 46,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,457.74 : 83,430.03 = 33,599.55 : x
  2. Step 2: Convert to fraction form
    60,457.74/83,430.03 = 33,599.55/x
  3. Step 3: Cross multiply
    60,457.74x = 83,430.03 × 33,599.55
  4. Step 4: Simplify right side
    60,457.74x = 2,803,211,464.49
  5. Step 5: Solve for x
    x = 2,803,211,464.49/60,457.74
  6. Step 6: Final answer
    x = 46,366.46

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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.