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Finding the Fourth Proportional to 249,533.76, 374,331.71 and 97,711.25

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Solution

The fourth proportional to 249,533.76, 374,331.71 and 97,711.25 is: 146,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,533.76 : 374,331.71 = 97,711.25 : x
  2. Step 2: Convert to fraction form
    249,533.76/374,331.71 = 97,711.25/x
  3. Step 3: Cross multiply
    249,533.76x = 374,331.71 × 97,711.25
  4. Step 4: Simplify right side
    249,533.76x = 36,576,417,671.36
  5. Step 5: Solve for x
    x = 36,576,417,671.36/249,533.76
  6. Step 6: Final answer
    x = 146,579.03

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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.