Home / 127,064.32-175,348.88-70,475.70

Finding the Fourth Proportional to 127,064.32, 175,348.88 and 70,475.70

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Solution

The fourth proportional to 127,064.32, 175,348.88 and 70,475.70 is: 97,256.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,064.32 : 175,348.88 = 70,475.70 : x
  2. Step 2: Convert to fraction form
    127,064.32/175,348.88 = 70,475.70/x
  3. Step 3: Cross multiply
    127,064.32x = 175,348.88 × 70,475.70
  4. Step 4: Simplify right side
    127,064.32x = 12,357,833,953.96
  5. Step 5: Solve for x
    x = 12,357,833,953.96/127,064.32
  6. Step 6: Final answer
    x = 97,256.52

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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.