Home / 249,037.98-343,677.88-135,860.64

Finding the Fourth Proportional to 249,037.98, 343,677.88 and 135,860.64

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Solution

The fourth proportional to 249,037.98, 343,677.88 and 135,860.64 is: 187,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,037.98 : 343,677.88 = 135,860.64 : x
  2. Step 2: Convert to fraction form
    249,037.98/343,677.88 = 135,860.64/x
  3. Step 3: Cross multiply
    249,037.98x = 343,677.88 × 135,860.64
  4. Step 4: Simplify right side
    249,037.98x = 46,692,296,730.64
  5. Step 5: Solve for x
    x = 46,692,296,730.64/249,037.98
  6. Step 6: Final answer
    x = 187,490.67

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1.5x scale

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.