Home / 127,429.02-175,854.06-70,070.79

Finding the Fourth Proportional to 127,429.02, 175,854.06 and 70,070.79

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Solution

The fourth proportional to 127,429.02, 175,854.06 and 70,070.79 is: 96,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,429.02 : 175,854.06 = 70,070.79 : x
  2. Step 2: Convert to fraction form
    127,429.02/175,854.06 = 70,070.79/x
  3. Step 3: Cross multiply
    127,429.02x = 175,854.06 × 70,070.79
  4. Step 4: Simplify right side
    127,429.02x = 12,322,232,908.91
  5. Step 5: Solve for x
    x = 12,322,232,908.91/127,429.02
  6. Step 6: Final answer
    x = 96,698.80

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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.