Home / 82,385.63-113,702.93-46,575.63

Finding the Fourth Proportional to 82,385.63, 113,702.93 and 46,575.63

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Solution

The fourth proportional to 82,385.63, 113,702.93 and 46,575.63 is: 64,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,385.63 : 113,702.93 = 46,575.63 : x
  2. Step 2: Convert to fraction form
    82,385.63/113,702.93 = 46,575.63/x
  3. Step 3: Cross multiply
    82,385.63x = 113,702.93 × 46,575.63
  4. Step 4: Simplify right side
    82,385.63x = 5,295,785,364.72
  5. Step 5: Solve for x
    x = 5,295,785,364.72/82,385.63
  6. Step 6: Final answer
    x = 64,280.45

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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.