Home / 259,880.90-358,641.54-152,528.36

Finding the Fourth Proportional to 259,880.90, 358,641.54 and 152,528.36

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Solution

The fourth proportional to 259,880.90, 358,641.54 and 152,528.36 is: 210,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,880.90 : 358,641.54 = 152,528.36 : x
  2. Step 2: Convert to fraction form
    259,880.90/358,641.54 = 152,528.36/x
  3. Step 3: Cross multiply
    259,880.90x = 358,641.54 × 152,528.36
  4. Step 4: Simplify right side
    259,880.90x = 54,703,005,924.07
  5. Step 5: Solve for x
    x = 54,703,005,924.07/259,880.90
  6. Step 6: Final answer
    x = 210,492.60

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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.