Home / 249,499.81-344,313.02-142,070.27

Finding the Fourth Proportional to 249,499.81, 344,313.02 and 142,070.27

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Solution

The fourth proportional to 249,499.81, 344,313.02 and 142,070.27 is: 196,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,499.81 : 344,313.02 = 142,070.27 : x
  2. Step 2: Convert to fraction form
    249,499.81/344,313.02 = 142,070.27/x
  3. Step 3: Cross multiply
    249,499.81x = 344,313.02 × 142,070.27
  4. Step 4: Simplify right side
    249,499.81x = 48,916,643,715.92
  5. Step 5: Solve for x
    x = 48,916,643,715.92/249,499.81
  6. Step 6: Final answer
    x = 196,058.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.