Home / 249,045.37-343,681.08-141,615.47

Finding the Fourth Proportional to 249,045.37, 343,681.08 and 141,615.47

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Solution

The fourth proportional to 249,045.37, 343,681.08 and 141,615.47 is: 195,428.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,045.37 : 343,681.08 = 141,615.47 : x
  2. Step 2: Convert to fraction form
    249,045.37/343,681.08 = 141,615.47/x
  3. Step 3: Cross multiply
    249,045.37x = 343,681.08 × 141,615.47
  4. Step 4: Simplify right side
    249,045.37x = 48,670,558,002.45
  5. Step 5: Solve for x
    x = 48,670,558,002.45/249,045.37
  6. Step 6: Final answer
    x = 195,428.48

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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.