Home / 249,291.35-373,901.65-142,328.08

Finding the Fourth Proportional to 249,291.35, 373,901.65 and 142,328.08

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Solution

The fourth proportional to 249,291.35, 373,901.65 and 142,328.08 is: 213,471.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,291.35 : 373,901.65 = 142,328.08 : x
  2. Step 2: Convert to fraction form
    249,291.35/373,901.65 = 142,328.08/x
  3. Step 3: Cross multiply
    249,291.35x = 373,901.65 × 142,328.08
  4. Step 4: Simplify right side
    249,291.35x = 53,216,704,302.36
  5. Step 5: Solve for x
    x = 53,216,704,302.36/249,291.35
  6. Step 6: Final answer
    x = 213,471.93

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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.