Home / 238,767.58-358,124.04-89,012.80

Finding the Fourth Proportional to 238,767.58, 358,124.04 and 89,012.80

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Solution

The fourth proportional to 238,767.58, 358,124.04 and 89,012.80 is: 133,509.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,767.58 : 358,124.04 = 89,012.80 : x
  2. Step 2: Convert to fraction form
    238,767.58/358,124.04 = 89,012.80/x
  3. Step 3: Cross multiply
    238,767.58x = 358,124.04 × 89,012.80
  4. Step 4: Simplify right side
    238,767.58x = 31,877,623,547.71
  5. Step 5: Solve for x
    x = 31,877,623,547.71/238,767.58
  6. Step 6: Final answer
    x = 133,509.01

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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.