Home / 249,143.40-373,484.82-99,347.25

Finding the Fourth Proportional to 249,143.40, 373,484.82 and 99,347.25

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Solution

The fourth proportional to 249,143.40, 373,484.82 and 99,347.25 is: 148,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,143.40 : 373,484.82 = 99,347.25 : x
  2. Step 2: Convert to fraction form
    249,143.40/373,484.82 = 99,347.25/x
  3. Step 3: Cross multiply
    249,143.40x = 373,484.82 × 99,347.25
  4. Step 4: Simplify right side
    249,143.40x = 37,104,689,783.75
  5. Step 5: Solve for x
    x = 37,104,689,783.75/249,143.40
  6. Step 6: Final answer
    x = 148,929.05

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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.