Home / 152,467.19-210,409.34-84,477.81

Finding the Fourth Proportional to 152,467.19, 210,409.34 and 84,477.81

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Solution

The fourth proportional to 152,467.19, 210,409.34 and 84,477.81 is: 116,581.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,467.19 : 210,409.34 = 84,477.81 : x
  2. Step 2: Convert to fraction form
    152,467.19/210,409.34 = 84,477.81/x
  3. Step 3: Cross multiply
    152,467.19x = 210,409.34 × 84,477.81
  4. Step 4: Simplify right side
    152,467.19x = 17,774,919,505.60
  5. Step 5: Solve for x
    x = 17,774,919,505.60/152,467.19
  6. Step 6: Final answer
    x = 116,581.93

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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.