Home / 207,041.40-310,254.30-107,068.20

Finding the Fourth Proportional to 207,041.40, 310,254.30 and 107,068.20

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Solution

The fourth proportional to 207,041.40, 310,254.30 and 107,068.20 is: 160,443.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,041.40 : 310,254.30 = 107,068.20 : x
  2. Step 2: Convert to fraction form
    207,041.40/310,254.30 = 107,068.20/x
  3. Step 3: Cross multiply
    207,041.40x = 310,254.30 × 107,068.20
  4. Step 4: Simplify right side
    207,041.40x = 33,218,369,443.26
  5. Step 5: Solve for x
    x = 33,218,369,443.26/207,041.40
  6. Step 6: Final answer
    x = 160,443.13

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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.