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Finding the Fourth Proportional to 249,437.71, 374,249.53 and 149,669.51

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Solution

The fourth proportional to 249,437.71, 374,249.53 and 149,669.51 is: 224,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,437.71 : 374,249.53 = 149,669.51 : x
  2. Step 2: Convert to fraction form
    249,437.71/374,249.53 = 149,669.51/x
  3. Step 3: Cross multiply
    249,437.71x = 374,249.53 × 149,669.51
  4. Step 4: Simplify right side
    249,437.71x = 56,013,742,088.67
  5. Step 5: Solve for x
    x = 56,013,742,088.67/249,437.71
  6. Step 6: Final answer
    x = 224,560.04

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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.