Home / 249,110.94-373,416.59-129,100.68

Finding the Fourth Proportional to 249,110.94, 373,416.59 and 129,100.68

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Solution

The fourth proportional to 249,110.94, 373,416.59 and 129,100.68 is: 193,521.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,110.94 : 373,416.59 = 129,100.68 : x
  2. Step 2: Convert to fraction form
    249,110.94/373,416.59 = 129,100.68/x
  3. Step 3: Cross multiply
    249,110.94x = 373,416.59 × 129,100.68
  4. Step 4: Simplify right side
    249,110.94x = 48,208,335,692.28
  5. Step 5: Solve for x
    x = 48,208,335,692.28/249,110.94
  6. Step 6: Final answer
    x = 193,521.55

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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.