Home / 248,294.14-342,618-146,312.98

Finding the Fourth Proportional to 248,294.14, 342,618 and 146,312.98

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Solution

The fourth proportional to 248,294.14, 342,618 and 146,312.98 is: 201,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,294.14 : 342,618 = 146,312.98 : x
  2. Step 2: Convert to fraction form
    248,294.14/342,618 = 146,312.98/x
  3. Step 3: Cross multiply
    248,294.14x = 342,618 × 146,312.98
  4. Step 4: Simplify right side
    248,294.14x = 50,129,460,581.64
  5. Step 5: Solve for x
    x = 50,129,460,581.64/248,294.14
  6. Step 6: Final answer
    x = 201,895.46

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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.