Home / 118,733.00-163,851.80-64,285.70

Finding the Fourth Proportional to 118,733.00, 163,851.80 and 64,285.70

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Solution

The fourth proportional to 118,733.00, 163,851.80 and 64,285.70 is: 88,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,733.00 : 163,851.80 = 64,285.70 : x
  2. Step 2: Convert to fraction form
    118,733.00/163,851.80 = 64,285.70/x
  3. Step 3: Cross multiply
    118,733.00x = 163,851.80 × 64,285.70
  4. Step 4: Simplify right side
    118,733.00x = 10,533,326,518.57
  5. Step 5: Solve for x
    x = 10,533,326,518.57/118,733.00
  6. Step 6: Final answer
    x = 88,714.40

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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.