Home / 66,027.63-91,041.39-48,130.68

Finding the Fourth Proportional to 66,027.63, 91,041.39 and 48,130.68

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Solution

The fourth proportional to 66,027.63, 91,041.39 and 48,130.68 is: 66,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,027.63 : 91,041.39 = 48,130.68 : x
  2. Step 2: Convert to fraction form
    66,027.63/91,041.39 = 48,130.68/x
  3. Step 3: Cross multiply
    66,027.63x = 91,041.39 × 48,130.68
  4. Step 4: Simplify right side
    66,027.63x = 4,381,884,008.85
  5. Step 5: Solve for x
    x = 4,381,884,008.85/66,027.63
  6. Step 6: Final answer
    x = 66,364.40

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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.