Home / 239,019.18-358,444.98-70,494.72

Finding the Fourth Proportional to 239,019.18, 358,444.98 and 70,494.72

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Solution

The fourth proportional to 239,019.18, 358,444.98 and 70,494.72 is: 105,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,019.18 : 358,444.98 = 70,494.72 : x
  2. Step 2: Convert to fraction form
    239,019.18/358,444.98 = 70,494.72/x
  3. Step 3: Cross multiply
    239,019.18x = 358,444.98 × 70,494.72
  4. Step 4: Simplify right side
    239,019.18x = 25,268,478,500.51
  5. Step 5: Solve for x
    x = 25,268,478,500.51/239,019.18
  6. Step 6: Final answer
    x = 105,717.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.