Home / 127,060.42-175,338.90-70,477.06

Finding the Fourth Proportional to 127,060.42, 175,338.90 and 70,477.06

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Solution

The fourth proportional to 127,060.42, 175,338.90 and 70,477.06 is: 97,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,060.42 : 175,338.90 = 70,477.06 : x
  2. Step 2: Convert to fraction form
    127,060.42/175,338.90 = 70,477.06/x
  3. Step 3: Cross multiply
    127,060.42x = 175,338.90 × 70,477.06
  4. Step 4: Simplify right side
    127,060.42x = 12,357,370,175.63
  5. Step 5: Solve for x
    x = 12,357,370,175.63/127,060.42
  6. Step 6: Final answer
    x = 97,255.86

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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.