Home / 64,852.19-97,281.27-19,870.32

Finding the Fourth Proportional to 64,852.19, 97,281.27 and 19,870.32

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Solution

The fourth proportional to 64,852.19, 97,281.27 and 19,870.32 is: 29,806.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,852.19 : 97,281.27 = 19,870.32 : x
  2. Step 2: Convert to fraction form
    64,852.19/97,281.27 = 19,870.32/x
  3. Step 3: Cross multiply
    64,852.19x = 97,281.27 × 19,870.32
  4. Step 4: Simplify right side
    64,852.19x = 1,933,009,964.91
  5. Step 5: Solve for x
    x = 1,933,009,964.91/64,852.19
  6. Step 6: Final answer
    x = 29,806.39

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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.