Home / 70,657.06-97,482.19-45,178.35

Finding the Fourth Proportional to 70,657.06, 97,482.19 and 45,178.35

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Solution

The fourth proportional to 70,657.06, 97,482.19 and 45,178.35 is: 62,330.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,657.06 : 97,482.19 = 45,178.35 : x
  2. Step 2: Convert to fraction form
    70,657.06/97,482.19 = 45,178.35/x
  3. Step 3: Cross multiply
    70,657.06x = 97,482.19 × 45,178.35
  4. Step 4: Simplify right side
    70,657.06x = 4,404,084,498.59
  5. Step 5: Solve for x
    x = 4,404,084,498.59/70,657.06
  6. Step 6: Final answer
    x = 62,330.42

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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.