Home / 153,330.50-229,995.75-42,522.50

Finding the Fourth Proportional to 153,330.50, 229,995.75 and 42,522.50

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Solution

The fourth proportional to 153,330.50, 229,995.75 and 42,522.50 is: 63,783.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,330.50 : 229,995.75 = 42,522.50 : x
  2. Step 2: Convert to fraction form
    153,330.50/229,995.75 = 42,522.50/x
  3. Step 3: Cross multiply
    153,330.50x = 229,995.75 × 42,522.50
  4. Step 4: Simplify right side
    153,330.50x = 9,779,994,279.38
  5. Step 5: Solve for x
    x = 9,779,994,279.38/153,330.50
  6. Step 6: Final answer
    x = 63,783.75

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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.