Home / 249,421.56-344,315.04-158,901.64

Finding the Fourth Proportional to 249,421.56, 344,315.04 and 158,901.64

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Solution

The fourth proportional to 249,421.56, 344,315.04 and 158,901.64 is: 219,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,421.56 : 344,315.04 = 158,901.64 : x
  2. Step 2: Convert to fraction form
    249,421.56/344,315.04 = 158,901.64/x
  3. Step 3: Cross multiply
    249,421.56x = 344,315.04 × 158,901.64
  4. Step 4: Simplify right side
    249,421.56x = 54,712,224,532.67
  5. Step 5: Solve for x
    x = 54,712,224,532.67/249,421.56
  6. Step 6: Final answer
    x = 219,356.44

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1.5x scale

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.