Home / 249,581.39-344,483.51-142,214.67

Finding the Fourth Proportional to 249,581.39, 344,483.51 and 142,214.67

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Solution

The fourth proportional to 249,581.39, 344,483.51 and 142,214.67 is: 196,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,581.39 : 344,483.51 = 142,214.67 : x
  2. Step 2: Convert to fraction form
    249,581.39/344,483.51 = 142,214.67/x
  3. Step 3: Cross multiply
    249,581.39x = 344,483.51 × 142,214.67
  4. Step 4: Simplify right side
    249,581.39x = 48,990,607,984.02
  5. Step 5: Solve for x
    x = 48,990,607,984.02/249,581.39
  6. Step 6: Final answer
    x = 196,291.11

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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.