Home / 127,671.15-176,261.63-113,482.98

Finding the Fourth Proportional to 127,671.15, 176,261.63 and 113,482.98

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Solution

The fourth proportional to 127,671.15, 176,261.63 and 113,482.98 is: 156,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,671.15 : 176,261.63 = 113,482.98 : x
  2. Step 2: Convert to fraction form
    127,671.15/176,261.63 = 113,482.98/x
  3. Step 3: Cross multiply
    127,671.15x = 176,261.63 × 113,482.98
  4. Step 4: Simplify right side
    127,671.15x = 20,002,695,032.06
  5. Step 5: Solve for x
    x = 20,002,695,032.06/127,671.15
  6. Step 6: Final answer
    x = 156,673.57

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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.