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Finding the Fourth Proportional to 249,154.80, 373,384.77 and 188,315.10

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Solution

The fourth proportional to 249,154.80, 373,384.77 and 188,315.10 is: 282,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,154.80 : 373,384.77 = 188,315.10 : x
  2. Step 2: Convert to fraction form
    249,154.80/373,384.77 = 188,315.10/x
  3. Step 3: Cross multiply
    249,154.80x = 373,384.77 × 188,315.10
  4. Step 4: Simplify right side
    249,154.80x = 70,313,990,301.03
  5. Step 5: Solve for x
    x = 70,313,990,301.03/249,154.80
  6. Step 6: Final answer
    x = 282,210.06

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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.