Home / 152,528.32-210,488.48-85,460.16

Finding the Fourth Proportional to 152,528.32, 210,488.48 and 85,460.16

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Solution

The fourth proportional to 152,528.32, 210,488.48 and 85,460.16 is: 117,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,528.32 : 210,488.48 = 85,460.16 : x
  2. Step 2: Convert to fraction form
    152,528.32/210,488.48 = 85,460.16/x
  3. Step 3: Cross multiply
    152,528.32x = 210,488.48 × 85,460.16
  4. Step 4: Simplify right side
    152,528.32x = 17,988,379,178.96
  5. Step 5: Solve for x
    x = 17,988,379,178.96/152,528.32
  6. Step 6: Final answer
    x = 117,934.68

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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.