Home / 130,292.84-195,467.98-74,159.40

Finding the Fourth Proportional to 130,292.84, 195,467.98 and 74,159.40

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Solution

The fourth proportional to 130,292.84, 195,467.98 and 74,159.40 is: 111,255.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,292.84 : 195,467.98 = 74,159.40 : x
  2. Step 2: Convert to fraction form
    130,292.84/195,467.98 = 74,159.40/x
  3. Step 3: Cross multiply
    130,292.84x = 195,467.98 × 74,159.40
  4. Step 4: Simplify right side
    130,292.84x = 14,495,788,116.01
  5. Step 5: Solve for x
    x = 14,495,788,116.01/130,292.84
  6. Step 6: Final answer
    x = 111,255.45

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1.5x scale

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.