Home / 249,072.92-373,581.70-89,142.40

Finding the Fourth Proportional to 249,072.92, 373,581.70 and 89,142.40

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Solution

The fourth proportional to 249,072.92, 373,581.70 and 89,142.40 is: 133,703.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,072.92 : 373,581.70 = 89,142.40 : x
  2. Step 2: Convert to fraction form
    249,072.92/373,581.70 = 89,142.40/x
  3. Step 3: Cross multiply
    249,072.92x = 373,581.70 × 89,142.40
  4. Step 4: Simplify right side
    249,072.92x = 33,301,967,020.46
  5. Step 5: Solve for x
    x = 33,301,967,020.46/249,072.92
  6. Step 6: Final answer
    x = 133,703.68

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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.