Home / 145,763.61-201,154.91-82,095.45

Finding the Fourth Proportional to 145,763.61, 201,154.91 and 82,095.45

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Solution

The fourth proportional to 145,763.61, 201,154.91 and 82,095.45 is: 113,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,763.61 : 201,154.91 = 82,095.45 : x
  2. Step 2: Convert to fraction form
    145,763.61/201,154.91 = 82,095.45/x
  3. Step 3: Cross multiply
    145,763.61x = 201,154.91 × 82,095.45
  4. Step 4: Simplify right side
    145,763.61x = 16,513,902,445.68
  5. Step 5: Solve for x
    x = 16,513,902,445.68/145,763.61
  6. Step 6: Final answer
    x = 113,292.35

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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.